Home / 1,073,166.10-1,609,749.15-648,013.30

Finding the Fourth Proportional to 1,073,166.10, 1,609,749.15 and 648,013.30

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Solution

The fourth proportional to 1,073,166.10, 1,609,749.15 and 648,013.30 is: 972,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,166.10 : 1,609,749.15 = 648,013.30 : x
  2. Step 2: Convert to fraction form
    1,073,166.10/1,609,749.15 = 648,013.30/x
  3. Step 3: Cross multiply
    1,073,166.10x = 1,609,749.15 × 648,013.30
  4. Step 4: Simplify right side
    1,073,166.10x = 1,043,138,858,863.70
  5. Step 5: Solve for x
    x = 1,043,138,858,863.70/1,073,166.10
  6. Step 6: Final answer
    x = 972,019.95

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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.