Home / 1,146,864.87-1,582,914.32-727,489.39

Finding the Fourth Proportional to 1,146,864.87, 1,582,914.32 and 727,489.39

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Solution

The fourth proportional to 1,146,864.87, 1,582,914.32 and 727,489.39 is: 1,004,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,864.87 : 1,582,914.32 = 727,489.39 : x
  2. Step 2: Convert to fraction form
    1,146,864.87/1,582,914.32 = 727,489.39/x
  3. Step 3: Cross multiply
    1,146,864.87x = 1,582,914.32 × 727,489.39
  4. Step 4: Simplify right side
    1,146,864.87x = 1,151,553,369,441.62
  5. Step 5: Solve for x
    x = 1,151,553,369,441.62/1,146,864.87
  6. Step 6: Final answer
    x = 1,004,088.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.