Home / 1,358,119.53-1,874,204.45-746,311.71

Finding the Fourth Proportional to 1,358,119.53, 1,874,204.45 and 746,311.71

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Solution

The fourth proportional to 1,358,119.53, 1,874,204.45 and 746,311.71 is: 1,029,909.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,119.53 : 1,874,204.45 = 746,311.71 : x
  2. Step 2: Convert to fraction form
    1,358,119.53/1,874,204.45 = 746,311.71/x
  3. Step 3: Cross multiply
    1,358,119.53x = 1,874,204.45 × 746,311.71
  4. Step 4: Simplify right side
    1,358,119.53x = 1,398,740,724,237.55
  5. Step 5: Solve for x
    x = 1,398,740,724,237.55/1,358,119.53
  6. Step 6: Final answer
    x = 1,029,909.88

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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.