Home / 1,375,737.38-1,898,517.58-772,125.38

Finding the Fourth Proportional to 1,375,737.38, 1,898,517.58 and 772,125.38

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Solution

The fourth proportional to 1,375,737.38, 1,898,517.58 and 772,125.38 is: 1,065,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,737.38 : 1,898,517.58 = 772,125.38 : x
  2. Step 2: Convert to fraction form
    1,375,737.38/1,898,517.58 = 772,125.38/x
  3. Step 3: Cross multiply
    1,375,737.38x = 1,898,517.58 × 772,125.38
  4. Step 4: Simplify right side
    1,375,737.38x = 1,465,893,596,471.28
  5. Step 5: Solve for x
    x = 1,465,893,596,471.28/1,375,737.38
  6. Step 6: Final answer
    x = 1,065,533.02

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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.