Home / 1,000,623.92-1,380,861.45-541,738.49

Finding the Fourth Proportional to 1,000,623.92, 1,380,861.45 and 541,738.49

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Solution

The fourth proportional to 1,000,623.92, 1,380,861.45 and 541,738.49 is: 747,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,623.92 : 1,380,861.45 = 541,738.49 : x
  2. Step 2: Convert to fraction form
    1,000,623.92/1,380,861.45 = 541,738.49/x
  3. Step 3: Cross multiply
    1,000,623.92x = 1,380,861.45 × 541,738.49
  4. Step 4: Simplify right side
    1,000,623.92x = 748,065,789,917.90
  5. Step 5: Solve for x
    x = 748,065,789,917.90/1,000,623.92
  6. Step 6: Final answer
    x = 747,599.35

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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.