Home / 1,557,711.20-2,337,611.70-546,831.20

Finding the Fourth Proportional to 1,557,711.20, 2,337,611.70 and 546,831.20

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Solution

The fourth proportional to 1,557,711.20, 2,337,611.70 and 546,831.20 is: 820,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,711.20 : 2,337,611.70 = 546,831.20 : x
  2. Step 2: Convert to fraction form
    1,557,711.20/2,337,611.70 = 546,831.20/x
  3. Step 3: Cross multiply
    1,557,711.20x = 2,337,611.70 × 546,831.20
  4. Step 4: Simplify right side
    1,557,711.20x = 1,278,279,011,045.04
  5. Step 5: Solve for x
    x = 1,278,279,011,045.04/1,557,711.20
  6. Step 6: Final answer
    x = 820,613.61

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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.