Home / 3,260,405.80-4,890,608.70-2,732,901.40

Finding the Fourth Proportional to 3,260,405.80, 4,890,608.70 and 2,732,901.40

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Solution

The fourth proportional to 3,260,405.80, 4,890,608.70 and 2,732,901.40 is: 4,099,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,405.80 : 4,890,608.70 = 2,732,901.40 : x
  2. Step 2: Convert to fraction form
    3,260,405.80/4,890,608.70 = 2,732,901.40/x
  3. Step 3: Cross multiply
    3,260,405.80x = 4,890,608.70 × 2,732,901.40
  4. Step 4: Simplify right side
    3,260,405.80x = 13,365,551,363,082.18
  5. Step 5: Solve for x
    x = 13,365,551,363,082.18/3,260,405.80
  6. Step 6: Final answer
    x = 4,099,352.10

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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.