Home / 1,126,527.05-1,687,613.02-626,374.73

Finding the Fourth Proportional to 1,126,527.05, 1,687,613.02 and 626,374.73

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Solution

The fourth proportional to 1,126,527.05, 1,687,613.02 and 626,374.73 is: 938,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,527.05 : 1,687,613.02 = 626,374.73 : x
  2. Step 2: Convert to fraction form
    1,126,527.05/1,687,613.02 = 626,374.73/x
  3. Step 3: Cross multiply
    1,126,527.05x = 1,687,613.02 × 626,374.73
  4. Step 4: Simplify right side
    1,126,527.05x = 1,057,078,149,746.98
  5. Step 5: Solve for x
    x = 1,057,078,149,746.98/1,126,527.05
  6. Step 6: Final answer
    x = 938,351.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.