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Finding the Fourth Proportional to 2,610,276.10, 3,915,414.15 and 2,610,276.10

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Solution

The fourth proportional to 2,610,276.10, 3,915,414.15 and 2,610,276.10 is: 3,915,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610,276.10 : 3,915,414.15 = 2,610,276.10 : x
  2. Step 2: Convert to fraction form
    2,610,276.10/3,915,414.15 = 2,610,276.10/x
  3. Step 3: Cross multiply
    2,610,276.10x = 3,915,414.15 × 2,610,276.10
  4. Step 4: Simplify right side
    2,610,276.10x = 10,220,311,977,346.81
  5. Step 5: Solve for x
    x = 10,220,311,977,346.81/2,610,276.10
  6. Step 6: Final answer
    x = 3,915,414.15

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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.