Home / 2,901,781.80-4,356,819.90-1,642,069.80

Finding the Fourth Proportional to 2,901,781.80, 4,356,819.90 and 1,642,069.80

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Solution

The fourth proportional to 2,901,781.80, 4,356,819.90 and 1,642,069.80 is: 2,465,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,781.80 : 4,356,819.90 = 1,642,069.80 : x
  2. Step 2: Convert to fraction form
    2,901,781.80/4,356,819.90 = 1,642,069.80/x
  3. Step 3: Cross multiply
    2,901,781.80x = 4,356,819.90 × 1,642,069.80
  4. Step 4: Simplify right side
    2,901,781.80x = 7,154,202,381,829.02
  5. Step 5: Solve for x
    x = 7,154,202,381,829.02/2,901,781.80
  6. Step 6: Final answer
    x = 2,465,451.53

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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.