Home / 2,891,819.80-4,336,952.10-870,059.80

Finding the Fourth Proportional to 2,891,819.80, 4,336,952.10 and 870,059.80

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Solution

The fourth proportional to 2,891,819.80, 4,336,952.10 and 870,059.80 is: 1,304,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,819.80 : 4,336,952.10 = 870,059.80 : x
  2. Step 2: Convert to fraction form
    2,891,819.80/4,336,952.10 = 870,059.80/x
  3. Step 3: Cross multiply
    2,891,819.80x = 4,336,952.10 × 870,059.80
  4. Step 4: Simplify right side
    2,891,819.80x = 3,773,407,676,735.58
  5. Step 5: Solve for x
    x = 3,773,407,676,735.58/2,891,819.80
  6. Step 6: Final answer
    x = 1,304,855.74

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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.