Home / 1,690,534.18-2,332,932.33-926,585.38

Finding the Fourth Proportional to 1,690,534.18, 2,332,932.33 and 926,585.38

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Solution

The fourth proportional to 1,690,534.18, 2,332,932.33 and 926,585.38 is: 1,278,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,534.18 : 2,332,932.33 = 926,585.38 : x
  2. Step 2: Convert to fraction form
    1,690,534.18/2,332,932.33 = 926,585.38/x
  3. Step 3: Cross multiply
    1,690,534.18x = 2,332,932.33 × 926,585.38
  4. Step 4: Simplify right side
    1,690,534.18x = 2,161,660,989,507.34
  5. Step 5: Solve for x
    x = 2,161,660,989,507.34/1,690,534.18
  6. Step 6: Final answer
    x = 1,278,685.17

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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.