Home / 4,160,400.80-6,240,601.20-3,908,458.40

Finding the Fourth Proportional to 4,160,400.80, 6,240,601.20 and 3,908,458.40

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Solution

The fourth proportional to 4,160,400.80, 6,240,601.20 and 3,908,458.40 is: 5,862,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,400.80 : 6,240,601.20 = 3,908,458.40 : x
  2. Step 2: Convert to fraction form
    4,160,400.80/6,240,601.20 = 3,908,458.40/x
  3. Step 3: Cross multiply
    4,160,400.80x = 6,240,601.20 × 3,908,458.40
  4. Step 4: Simplify right side
    4,160,400.80x = 24,391,130,181,190.08
  5. Step 5: Solve for x
    x = 24,391,130,181,190.08/4,160,400.80
  6. Step 6: Final answer
    x = 5,862,687.60

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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.