Home / 1,247,493.98-1,721,542.92-674,534.00

Finding the Fourth Proportional to 1,247,493.98, 1,721,542.92 and 674,534.00

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Solution

The fourth proportional to 1,247,493.98, 1,721,542.92 and 674,534.00 is: 930,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,493.98 : 1,721,542.92 = 674,534.00 : x
  2. Step 2: Convert to fraction form
    1,247,493.98/1,721,542.92 = 674,534.00/x
  3. Step 3: Cross multiply
    1,247,493.98x = 1,721,542.92 × 674,534.00
  4. Step 4: Simplify right side
    1,247,493.98x = 1,161,239,233,773.63
  5. Step 5: Solve for x
    x = 1,161,239,233,773.63/1,247,493.98
  6. Step 6: Final answer
    x = 930,857.58

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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.