Home / 3,612,005.40-5,418,008.10-1,480,992.60

Finding the Fourth Proportional to 3,612,005.40, 5,418,008.10 and 1,480,992.60

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Solution

The fourth proportional to 3,612,005.40, 5,418,008.10 and 1,480,992.60 is: 2,221,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,005.40 : 5,418,008.10 = 1,480,992.60 : x
  2. Step 2: Convert to fraction form
    3,612,005.40/5,418,008.10 = 1,480,992.60/x
  3. Step 3: Cross multiply
    3,612,005.40x = 5,418,008.10 × 1,480,992.60
  4. Step 4: Simplify right side
    3,612,005.40x = 8,024,029,902,840.06
  5. Step 5: Solve for x
    x = 8,024,029,902,840.06/3,612,005.40
  6. Step 6: Final answer
    x = 2,221,488.90

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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.