Home / 1,034,137.90-1,551,255.45-324,189.10

Finding the Fourth Proportional to 1,034,137.90, 1,551,255.45 and 324,189.10

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Solution

The fourth proportional to 1,034,137.90, 1,551,255.45 and 324,189.10 is: 486,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,137.90 : 1,551,255.45 = 324,189.10 : x
  2. Step 2: Convert to fraction form
    1,034,137.90/1,551,255.45 = 324,189.10/x
  3. Step 3: Cross multiply
    1,034,137.90x = 1,551,255.45 × 324,189.10
  4. Step 4: Simplify right side
    1,034,137.90x = 502,900,108,205.60
  5. Step 5: Solve for x
    x = 502,900,108,205.60/1,034,137.90
  6. Step 6: Final answer
    x = 486,298.89

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Double scale
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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.