Home / 1,482,199.76-2,045,451.69-870,359.78

Finding the Fourth Proportional to 1,482,199.76, 2,045,451.69 and 870,359.78

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Solution

The fourth proportional to 1,482,199.76, 2,045,451.69 and 870,359.78 is: 1,201,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,199.76 : 2,045,451.69 = 870,359.78 : x
  2. Step 2: Convert to fraction form
    1,482,199.76/2,045,451.69 = 870,359.78/x
  3. Step 3: Cross multiply
    1,482,199.76x = 2,045,451.69 × 870,359.78
  4. Step 4: Simplify right side
    1,482,199.76x = 1,780,278,888,022.66
  5. Step 5: Solve for x
    x = 1,780,278,888,022.66/1,482,199.76
  6. Step 6: Final answer
    x = 1,201,105.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.