Home / 1,182,398.31-1,631,191.37-723,534.93

Finding the Fourth Proportional to 1,182,398.31, 1,631,191.37 and 723,534.93

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Solution

The fourth proportional to 1,182,398.31, 1,631,191.37 and 723,534.93 is: 998,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,398.31 : 1,631,191.37 = 723,534.93 : x
  2. Step 2: Convert to fraction form
    1,182,398.31/1,631,191.37 = 723,534.93/x
  3. Step 3: Cross multiply
    1,182,398.31x = 1,631,191.37 × 723,534.93
  4. Step 4: Simplify right side
    1,182,398.31x = 1,180,223,930,091.88
  5. Step 5: Solve for x
    x = 1,180,223,930,091.88/1,182,398.31
  6. Step 6: Final answer
    x = 998,161.04

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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.