Home / 972,003.70-1,458,005.55-732,502.90

Finding the Fourth Proportional to 972,003.70, 1,458,005.55 and 732,502.90

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Solution

The fourth proportional to 972,003.70, 1,458,005.55 and 732,502.90 is: 1,098,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,003.70 : 1,458,005.55 = 732,502.90 : x
  2. Step 2: Convert to fraction form
    972,003.70/1,458,005.55 = 732,502.90/x
  3. Step 3: Cross multiply
    972,003.70x = 1,458,005.55 × 732,502.90
  4. Step 4: Simplify right side
    972,003.70x = 1,067,993,293,591.10
  5. Step 5: Solve for x
    x = 1,067,993,293,591.10/972,003.70
  6. Step 6: Final answer
    x = 1,098,754.35

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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.