Home / 2,249,836.76-3,375,017.28-790,434.68

Finding the Fourth Proportional to 2,249,836.76, 3,375,017.28 and 790,434.68

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Solution

The fourth proportional to 2,249,836.76, 3,375,017.28 and 790,434.68 is: 1,185,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,836.76 : 3,375,017.28 = 790,434.68 : x
  2. Step 2: Convert to fraction form
    2,249,836.76/3,375,017.28 = 790,434.68/x
  3. Step 3: Cross multiply
    2,249,836.76x = 3,375,017.28 × 790,434.68
  4. Step 4: Simplify right side
    2,249,836.76x = 2,667,730,703,711.27
  5. Step 5: Solve for x
    x = 2,667,730,703,711.27/2,249,836.76
  6. Step 6: Final answer
    x = 1,185,744.12

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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.