Home / 3,149,436.10-4,724,154.15-2,183,656.90

Finding the Fourth Proportional to 3,149,436.10, 4,724,154.15 and 2,183,656.90

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Solution

The fourth proportional to 3,149,436.10, 4,724,154.15 and 2,183,656.90 is: 3,275,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,436.10 : 4,724,154.15 = 2,183,656.90 : x
  2. Step 2: Convert to fraction form
    3,149,436.10/4,724,154.15 = 2,183,656.90/x
  3. Step 3: Cross multiply
    3,149,436.10x = 4,724,154.15 × 2,183,656.90
  4. Step 4: Simplify right side
    3,149,436.10x = 10,315,931,806,311.13
  5. Step 5: Solve for x
    x = 10,315,931,806,311.13/3,149,436.10
  6. Step 6: Final answer
    x = 3,275,485.35

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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.