Home / 1,948,273.60-2,920,336.80-749,732.80

Finding the Fourth Proportional to 1,948,273.60, 2,920,336.80 and 749,732.80

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Solution

The fourth proportional to 1,948,273.60, 2,920,336.80 and 749,732.80 is: 1,123,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,273.60 : 2,920,336.80 = 749,732.80 : x
  2. Step 2: Convert to fraction form
    1,948,273.60/2,920,336.80 = 749,732.80/x
  3. Step 3: Cross multiply
    1,948,273.60x = 2,920,336.80 × 749,732.80
  4. Step 4: Simplify right side
    1,948,273.60x = 2,189,472,286,007.04
  5. Step 5: Solve for x
    x = 2,189,472,286,007.04/1,948,273.60
  6. Step 6: Final answer
    x = 1,123,801.24

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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.