Home / 1,465,819.80-2,022,954.06-812,605.56

Finding the Fourth Proportional to 1,465,819.80, 2,022,954.06 and 812,605.56

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Solution

The fourth proportional to 1,465,819.80, 2,022,954.06 and 812,605.56 is: 1,121,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,819.80 : 2,022,954.06 = 812,605.56 : x
  2. Step 2: Convert to fraction form
    1,465,819.80/2,022,954.06 = 812,605.56/x
  3. Step 3: Cross multiply
    1,465,819.80x = 2,022,954.06 × 812,605.56
  4. Step 4: Simplify right side
    1,465,819.80x = 1,643,863,716,780.57
  5. Step 5: Solve for x
    x = 1,643,863,716,780.57/1,465,819.80
  6. Step 6: Final answer
    x = 1,121,463.71

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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.