Home / 3,656,387.03-5,481,588.09-1,380,620.10

Finding the Fourth Proportional to 3,656,387.03, 5,481,588.09 and 1,380,620.10

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Solution

The fourth proportional to 3,656,387.03, 5,481,588.09 and 1,380,620.10 is: 2,069,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656,387.03 : 5,481,588.09 = 1,380,620.10 : x
  2. Step 2: Convert to fraction form
    3,656,387.03/5,481,588.09 = 1,380,620.10/x
  3. Step 3: Cross multiply
    3,656,387.03x = 5,481,588.09 × 1,380,620.10
  4. Step 4: Simplify right side
    3,656,387.03x = 7,567,990,696,974.61
  5. Step 5: Solve for x
    x = 7,567,990,696,974.61/3,656,387.03
  6. Step 6: Final answer
    x = 2,069,800.23

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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.