Home / 1,552,279.20-2,328,528.15-878,683.20

Finding the Fourth Proportional to 1,552,279.20, 2,328,528.15 and 878,683.20

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Solution

The fourth proportional to 1,552,279.20, 2,328,528.15 and 878,683.20 is: 1,318,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,279.20 : 2,328,528.15 = 878,683.20 : x
  2. Step 2: Convert to fraction form
    1,552,279.20/2,328,528.15 = 878,683.20/x
  3. Step 3: Cross multiply
    1,552,279.20x = 2,328,528.15 × 878,683.20
  4. Step 4: Simplify right side
    1,552,279.20x = 2,046,038,566,132.08
  5. Step 5: Solve for x
    x = 2,046,038,566,132.08/1,552,279.20
  6. Step 6: Final answer
    x = 1,318,086.70

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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.