Home / 1,216,707.20-1,823,770.56-468,429.44

Finding the Fourth Proportional to 1,216,707.20, 1,823,770.56 and 468,429.44

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Solution

The fourth proportional to 1,216,707.20, 1,823,770.56 and 468,429.44 is: 702,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,707.20 : 1,823,770.56 = 468,429.44 : x
  2. Step 2: Convert to fraction form
    1,216,707.20/1,823,770.56 = 468,429.44/x
  3. Step 3: Cross multiply
    1,216,707.20x = 1,823,770.56 × 468,429.44
  4. Step 4: Simplify right side
    1,216,707.20x = 854,307,822,109.29
  5. Step 5: Solve for x
    x = 854,307,822,109.29/1,216,707.20
  6. Step 6: Final answer
    x = 702,147.42

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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.