Home / 3,280,468.20-4,920,702.30-1,507,540.20

Finding the Fourth Proportional to 3,280,468.20, 4,920,702.30 and 1,507,540.20

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Solution

The fourth proportional to 3,280,468.20, 4,920,702.30 and 1,507,540.20 is: 2,261,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,468.20 : 4,920,702.30 = 1,507,540.20 : x
  2. Step 2: Convert to fraction form
    3,280,468.20/4,920,702.30 = 1,507,540.20/x
  3. Step 3: Cross multiply
    3,280,468.20x = 4,920,702.30 × 1,507,540.20
  4. Step 4: Simplify right side
    3,280,468.20x = 7,418,156,529,482.46
  5. Step 5: Solve for x
    x = 7,418,156,529,482.46/3,280,468.20
  6. Step 6: Final answer
    x = 2,261,310.30

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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.