Home / 1,377,275.70-2,065,913.55-952,122.90

Finding the Fourth Proportional to 1,377,275.70, 2,065,913.55 and 952,122.90

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Solution

The fourth proportional to 1,377,275.70, 2,065,913.55 and 952,122.90 is: 1,428,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,275.70 : 2,065,913.55 = 952,122.90 : x
  2. Step 2: Convert to fraction form
    1,377,275.70/2,065,913.55 = 952,122.90/x
  3. Step 3: Cross multiply
    1,377,275.70x = 2,065,913.55 × 952,122.90
  4. Step 4: Simplify right side
    1,377,275.70x = 1,967,003,600,375.30
  5. Step 5: Solve for x
    x = 1,967,003,600,375.30/1,377,275.70
  6. Step 6: Final answer
    x = 1,428,184.35

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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.