Home / 1,481,462.39-2,222,371.55-521,719.62

Finding the Fourth Proportional to 1,481,462.39, 2,222,371.55 and 521,719.62

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Solution

The fourth proportional to 1,481,462.39, 2,222,371.55 and 521,719.62 is: 782,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,462.39 : 2,222,371.55 = 521,719.62 : x
  2. Step 2: Convert to fraction form
    1,481,462.39/2,222,371.55 = 521,719.62/x
  3. Step 3: Cross multiply
    1,481,462.39x = 2,222,371.55 × 521,719.62
  4. Step 4: Simplify right side
    1,481,462.39x = 1,159,454,840,564.81
  5. Step 5: Solve for x
    x = 1,159,454,840,564.81/1,481,462.39
  6. Step 6: Final answer
    x = 782,642.10

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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.