Home / 1,072,452.49-1,608,321.52-432,590.97

Finding the Fourth Proportional to 1,072,452.49, 1,608,321.52 and 432,590.97

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Solution

The fourth proportional to 1,072,452.49, 1,608,321.52 and 432,590.97 is: 648,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,452.49 : 1,608,321.52 = 432,590.97 : x
  2. Step 2: Convert to fraction form
    1,072,452.49/1,608,321.52 = 432,590.97/x
  3. Step 3: Cross multiply
    1,072,452.49x = 1,608,321.52 × 432,590.97
  4. Step 4: Simplify right side
    1,072,452.49x = 695,745,366,408.67
  5. Step 5: Solve for x
    x = 695,745,366,408.67/1,072,452.49
  6. Step 6: Final answer
    x = 648,742.37

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1.5x scale

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.