Home / 4,189,442.10-6,275,444.20-2,665,576.50

Finding the Fourth Proportional to 4,189,442.10, 6,275,444.20 and 2,665,576.50

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Solution

The fourth proportional to 4,189,442.10, 6,275,444.20 and 2,665,576.50 is: 3,992,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189,442.10 : 6,275,444.20 = 2,665,576.50 : x
  2. Step 2: Convert to fraction form
    4,189,442.10/6,275,444.20 = 2,665,576.50/x
  3. Step 3: Cross multiply
    4,189,442.10x = 6,275,444.20 × 2,665,576.50
  4. Step 4: Simplify right side
    4,189,442.10x = 16,727,676,586,581.30
  5. Step 5: Solve for x
    x = 16,727,676,586,581.30/4,189,442.10
  6. Step 6: Final answer
    x = 3,992,817.23

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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.