Home / 1,345,053.68-1,856,186.52-741,463.28

Finding the Fourth Proportional to 1,345,053.68, 1,856,186.52 and 741,463.28

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Solution

The fourth proportional to 1,345,053.68, 1,856,186.52 and 741,463.28 is: 1,023,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,053.68 : 1,856,186.52 = 741,463.28 : x
  2. Step 2: Convert to fraction form
    1,345,053.68/1,856,186.52 = 741,463.28/x
  3. Step 3: Cross multiply
    1,345,053.68x = 1,856,186.52 × 741,463.28
  4. Step 4: Simplify right side
    1,345,053.68x = 1,376,294,145,410.99
  5. Step 5: Solve for x
    x = 1,376,294,145,410.99/1,345,053.68
  6. Step 6: Final answer
    x = 1,023,226.18

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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.