Home / 1,377,176.46-1,900,352.60-796,311.69

Finding the Fourth Proportional to 1,377,176.46, 1,900,352.60 and 796,311.69

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Solution

The fourth proportional to 1,377,176.46, 1,900,352.60 and 796,311.69 is: 1,098,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,176.46 : 1,900,352.60 = 796,311.69 : x
  2. Step 2: Convert to fraction form
    1,377,176.46/1,900,352.60 = 796,311.69/x
  3. Step 3: Cross multiply
    1,377,176.46x = 1,900,352.60 × 796,311.69
  4. Step 4: Simplify right side
    1,377,176.46x = 1,513,272,985,366.35
  5. Step 5: Solve for x
    x = 1,513,272,985,366.35/1,377,176.46
  6. Step 6: Final answer
    x = 1,098,822.87

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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.