Home / 1,314,839.52-1,814,477.76-711,227.52

Finding the Fourth Proportional to 1,314,839.52, 1,814,477.76 and 711,227.52

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Solution

The fourth proportional to 1,314,839.52, 1,814,477.76 and 711,227.52 is: 981,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,839.52 : 1,814,477.76 = 711,227.52 : x
  2. Step 2: Convert to fraction form
    1,314,839.52/1,814,477.76 = 711,227.52/x
  3. Step 3: Cross multiply
    1,314,839.52x = 1,814,477.76 × 711,227.52
  4. Step 4: Simplify right side
    1,314,839.52x = 1,290,506,517,339.96
  5. Step 5: Solve for x
    x = 1,290,506,517,339.96/1,314,839.52
  6. Step 6: Final answer
    x = 981,493.56

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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.