Home / 3,274,200.90-4,911,301.35-999,720.90

Finding the Fourth Proportional to 3,274,200.90, 4,911,301.35 and 999,720.90

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Solution

The fourth proportional to 3,274,200.90, 4,911,301.35 and 999,720.90 is: 1,499,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274,200.90 : 4,911,301.35 = 999,720.90 : x
  2. Step 2: Convert to fraction form
    3,274,200.90/4,911,301.35 = 999,720.90/x
  3. Step 3: Cross multiply
    3,274,200.90x = 4,911,301.35 × 999,720.90
  4. Step 4: Simplify right side
    3,274,200.90x = 4,909,930,605,793.22
  5. Step 5: Solve for x
    x = 4,909,930,605,793.22/3,274,200.90
  6. Step 6: Final answer
    x = 1,499,581.35

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Double scale
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Similar ratio
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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.