Home / 2,642,335.77-3,962,531.53-912,765.52

Finding the Fourth Proportional to 2,642,335.77, 3,962,531.53 and 912,765.52

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Solution

The fourth proportional to 2,642,335.77, 3,962,531.53 and 912,765.52 is: 1,368,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,335.77 : 3,962,531.53 = 912,765.52 : x
  2. Step 2: Convert to fraction form
    2,642,335.77/3,962,531.53 = 912,765.52/x
  3. Step 3: Cross multiply
    2,642,335.77x = 3,962,531.53 × 912,765.52
  4. Step 4: Simplify right side
    2,642,335.77x = 3,616,862,152,496.85
  5. Step 5: Solve for x
    x = 3,616,862,152,496.85/2,642,335.77
  6. Step 6: Final answer
    x = 1,368,812.47

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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.