Home / 1,246,322.20-1,870,712.10-615,947.80

Finding the Fourth Proportional to 1,246,322.20, 1,870,712.10 and 615,947.80

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Solution

The fourth proportional to 1,246,322.20, 1,870,712.10 and 615,947.80 is: 924,528.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,322.20 : 1,870,712.10 = 615,947.80 : x
  2. Step 2: Convert to fraction form
    1,246,322.20/1,870,712.10 = 615,947.80/x
  3. Step 3: Cross multiply
    1,246,322.20x = 1,870,712.10 × 615,947.80
  4. Step 4: Simplify right side
    1,246,322.20x = 1,152,261,002,428.38
  5. Step 5: Solve for x
    x = 1,152,261,002,428.38/1,246,322.20
  6. Step 6: Final answer
    x = 924,528.99

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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.