Home / 1,553,414.28-2,330,680.32-542,684.94

Finding the Fourth Proportional to 1,553,414.28, 2,330,680.32 and 542,684.94

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Solution

The fourth proportional to 1,553,414.28, 2,330,680.32 and 542,684.94 is: 814,222.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,414.28 : 2,330,680.32 = 542,684.94 : x
  2. Step 2: Convert to fraction form
    1,553,414.28/2,330,680.32 = 542,684.94/x
  3. Step 3: Cross multiply
    1,553,414.28x = 2,330,680.32 × 542,684.94
  4. Step 4: Simplify right side
    1,553,414.28x = 1,264,825,109,618.38
  5. Step 5: Solve for x
    x = 1,264,825,109,618.38/1,553,414.28
  6. Step 6: Final answer
    x = 814,222.66

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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.