Home / 1,001,576.75-1,382,173.67-542,703.85

Finding the Fourth Proportional to 1,001,576.75, 1,382,173.67 and 542,703.85

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Solution

The fourth proportional to 1,001,576.75, 1,382,173.67 and 542,703.85 is: 748,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,576.75 : 1,382,173.67 = 542,703.85 : x
  2. Step 2: Convert to fraction form
    1,001,576.75/1,382,173.67 = 542,703.85/x
  3. Step 3: Cross multiply
    1,001,576.75x = 1,382,173.67 × 542,703.85
  4. Step 4: Simplify right side
    1,001,576.75x = 750,110,969,978.96
  5. Step 5: Solve for x
    x = 750,110,969,978.96/1,001,576.75
  6. Step 6: Final answer
    x = 748,930.10

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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.