Home / 2,752,401.70-4,128,602.55-2,185,531.30

Finding the Fourth Proportional to 2,752,401.70, 4,128,602.55 and 2,185,531.30

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Solution

The fourth proportional to 2,752,401.70, 4,128,602.55 and 2,185,531.30 is: 3,278,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,401.70 : 4,128,602.55 = 2,185,531.30 : x
  2. Step 2: Convert to fraction form
    2,752,401.70/4,128,602.55 = 2,185,531.30/x
  3. Step 3: Cross multiply
    2,752,401.70x = 4,128,602.55 × 2,185,531.30
  4. Step 4: Simplify right side
    2,752,401.70x = 9,023,190,098,284.82
  5. Step 5: Solve for x
    x = 9,023,190,098,284.82/2,752,401.70
  6. Step 6: Final answer
    x = 3,278,296.95

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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.