Home / 1,182,385.30-1,631,693.28-673,087

Finding the Fourth Proportional to 1,182,385.30, 1,631,693.28 and 673,087

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Solution

The fourth proportional to 1,182,385.30, 1,631,693.28 and 673,087 is: 928,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,385.30 : 1,631,693.28 = 673,087 : x
  2. Step 2: Convert to fraction form
    1,182,385.30/1,631,693.28 = 673,087/x
  3. Step 3: Cross multiply
    1,182,385.30x = 1,631,693.28 × 673,087
  4. Step 4: Simplify right side
    1,182,385.30x = 1,098,271,534,755.36
  5. Step 5: Solve for x
    x = 1,098,271,534,755.36/1,182,385.30
  6. Step 6: Final answer
    x = 928,860.95

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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.