Home / 2,487,644.80-3,728,702.40-1,067,459.20

Finding the Fourth Proportional to 2,487,644.80, 3,728,702.40 and 1,067,459.20

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Solution

The fourth proportional to 2,487,644.80, 3,728,702.40 and 1,067,459.20 is: 1,600,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,644.80 : 3,728,702.40 = 1,067,459.20 : x
  2. Step 2: Convert to fraction form
    2,487,644.80/3,728,702.40 = 1,067,459.20/x
  3. Step 3: Cross multiply
    2,487,644.80x = 3,728,702.40 × 1,067,459.20
  4. Step 4: Simplify right side
    2,487,644.80x = 3,980,237,680,942.08
  5. Step 5: Solve for x
    x = 3,980,237,680,942.08/2,487,644.80
  6. Step 6: Final answer
    x = 1,600,002.41

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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.