Home / 1,098,301.96-1,648,617.45-972,757.21

Finding the Fourth Proportional to 1,098,301.96, 1,648,617.45 and 972,757.21

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Solution

The fourth proportional to 1,098,301.96, 1,648,617.45 and 972,757.21 is: 1,460,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,301.96 : 1,648,617.45 = 972,757.21 : x
  2. Step 2: Convert to fraction form
    1,098,301.96/1,648,617.45 = 972,757.21/x
  3. Step 3: Cross multiply
    1,098,301.96x = 1,648,617.45 × 972,757.21
  4. Step 4: Simplify right side
    1,098,301.96x = 1,603,704,511,019.31
  5. Step 5: Solve for x
    x = 1,603,704,511,019.31/1,098,301.96
  6. Step 6: Final answer
    x = 1,460,167.21

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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.