Home / 4,212,057.10-6,318,085.65-1,372,132.30

Finding the Fourth Proportional to 4,212,057.10, 6,318,085.65 and 1,372,132.30

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Solution

The fourth proportional to 4,212,057.10, 6,318,085.65 and 1,372,132.30 is: 2,058,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,057.10 : 6,318,085.65 = 1,372,132.30 : x
  2. Step 2: Convert to fraction form
    4,212,057.10/6,318,085.65 = 1,372,132.30/x
  3. Step 3: Cross multiply
    4,212,057.10x = 6,318,085.65 × 1,372,132.30
  4. Step 4: Simplify right side
    4,212,057.10x = 8,669,249,394,531.50
  5. Step 5: Solve for x
    x = 8,669,249,394,531.50/4,212,057.10
  6. Step 6: Final answer
    x = 2,058,198.45

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Similar ratio
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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.