Home / 2,428,511.17-3,642,101.77-912,076.81

Finding the Fourth Proportional to 2,428,511.17, 3,642,101.77 and 912,076.81

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Solution

The fourth proportional to 2,428,511.17, 3,642,101.77 and 912,076.81 is: 1,367,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,511.17 : 3,642,101.77 = 912,076.81 : x
  2. Step 2: Convert to fraction form
    2,428,511.17/3,642,101.77 = 912,076.81/x
  3. Step 3: Cross multiply
    2,428,511.17x = 3,642,101.77 × 912,076.81
  4. Step 4: Simplify right side
    2,428,511.17x = 3,321,876,554,401.65
  5. Step 5: Solve for x
    x = 3,321,876,554,401.65/2,428,511.17
  6. Step 6: Final answer
    x = 1,367,865.46

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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.