Home / 1,000,995.14-1,381,375.09-542,108.38

Finding the Fourth Proportional to 1,000,995.14, 1,381,375.09 and 542,108.38

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Solution

The fourth proportional to 1,000,995.14, 1,381,375.09 and 542,108.38 is: 748,110.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,995.14 : 1,381,375.09 = 542,108.38 : x
  2. Step 2: Convert to fraction form
    1,000,995.14/1,381,375.09 = 542,108.38/x
  3. Step 3: Cross multiply
    1,000,995.14x = 1,381,375.09 × 542,108.38
  4. Step 4: Simplify right side
    1,000,995.14x = 748,855,011,018.52
  5. Step 5: Solve for x
    x = 748,855,011,018.52/1,000,995.14
  6. Step 6: Final answer
    x = 748,110.54

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Double scale
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1.5x scale

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.