Home / 6,145,550.80-9,218,326.20-1,658,280.40

Finding the Fourth Proportional to 6,145,550.80, 9,218,326.20 and 1,658,280.40

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Solution

The fourth proportional to 6,145,550.80, 9,218,326.20 and 1,658,280.40 is: 2,487,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,550.80 : 9,218,326.20 = 1,658,280.40 : x
  2. Step 2: Convert to fraction form
    6,145,550.80/9,218,326.20 = 1,658,280.40/x
  3. Step 3: Cross multiply
    6,145,550.80x = 9,218,326.20 × 1,658,280.40
  4. Step 4: Simplify right side
    6,145,550.80x = 15,286,569,658,266.48
  5. Step 5: Solve for x
    x = 15,286,569,658,266.48/6,145,550.80
  6. Step 6: Final answer
    x = 2,487,420.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.