Home / 4,206,187.20-6,300,986.40-2,518,276.80

Finding the Fourth Proportional to 4,206,187.20, 6,300,986.40 and 2,518,276.80

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Solution

The fourth proportional to 4,206,187.20, 6,300,986.40 and 2,518,276.80 is: 3,772,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,187.20 : 6,300,986.40 = 2,518,276.80 : x
  2. Step 2: Convert to fraction form
    4,206,187.20/6,300,986.40 = 2,518,276.80/x
  3. Step 3: Cross multiply
    4,206,187.20x = 6,300,986.40 × 2,518,276.80
  4. Step 4: Simplify right side
    4,206,187.20x = 15,867,627,868,235.52
  5. Step 5: Solve for x
    x = 15,867,627,868,235.52/4,206,187.20
  6. Step 6: Final answer
    x = 3,772,449.28

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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.