Home / 2,121,799.40-3,182,701.72-524,338.04

Finding the Fourth Proportional to 2,121,799.40, 3,182,701.72 and 524,338.04

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Solution

The fourth proportional to 2,121,799.40, 3,182,701.72 and 524,338.04 is: 786,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,799.40 : 3,182,701.72 = 524,338.04 : x
  2. Step 2: Convert to fraction form
    2,121,799.40/3,182,701.72 = 524,338.04/x
  3. Step 3: Cross multiply
    2,121,799.40x = 3,182,701.72 × 524,338.04
  4. Step 4: Simplify right side
    2,121,799.40x = 1,668,811,581,769.43
  5. Step 5: Solve for x
    x = 1,668,811,581,769.43/2,121,799.40
  6. Step 6: Final answer
    x = 786,507.71

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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.