Home / 1,216,948.70-1,825,423.05-744,167.90

Finding the Fourth Proportional to 1,216,948.70, 1,825,423.05 and 744,167.90

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Solution

The fourth proportional to 1,216,948.70, 1,825,423.05 and 744,167.90 is: 1,116,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,948.70 : 1,825,423.05 = 744,167.90 : x
  2. Step 2: Convert to fraction form
    1,216,948.70/1,825,423.05 = 744,167.90/x
  3. Step 3: Cross multiply
    1,216,948.70x = 1,825,423.05 × 744,167.90
  4. Step 4: Simplify right side
    1,216,948.70x = 1,358,421,237,730.10
  5. Step 5: Solve for x
    x = 1,358,421,237,730.10/1,216,948.70
  6. Step 6: Final answer
    x = 1,116,251.85

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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.