Home / 3,280,598.10-4,920,897.15-2,760,966.90

Finding the Fourth Proportional to 3,280,598.10, 4,920,897.15 and 2,760,966.90

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Solution

The fourth proportional to 3,280,598.10, 4,920,897.15 and 2,760,966.90 is: 4,141,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,598.10 : 4,920,897.15 = 2,760,966.90 : x
  2. Step 2: Convert to fraction form
    3,280,598.10/4,920,897.15 = 2,760,966.90/x
  3. Step 3: Cross multiply
    3,280,598.10x = 4,920,897.15 × 2,760,966.90
  4. Step 4: Simplify right side
    3,280,598.10x = 13,586,434,149,454.34
  5. Step 5: Solve for x
    x = 13,586,434,149,454.34/3,280,598.10
  6. Step 6: Final answer
    x = 4,141,450.35

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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.