Home / 2,935,400.90-4,398,954.15-2,171,279.30

Finding the Fourth Proportional to 2,935,400.90, 4,398,954.15 and 2,171,279.30

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Solution

The fourth proportional to 2,935,400.90, 4,398,954.15 and 2,171,279.30 is: 3,253,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,400.90 : 4,398,954.15 = 2,171,279.30 : x
  2. Step 2: Convert to fraction form
    2,935,400.90/4,398,954.15 = 2,171,279.30/x
  3. Step 3: Cross multiply
    2,935,400.90x = 4,398,954.15 × 2,171,279.30
  4. Step 4: Simplify right side
    2,935,400.90x = 9,551,358,087,544.10
  5. Step 5: Solve for x
    x = 9,551,358,087,544.10/2,935,400.90
  6. Step 6: Final answer
    x = 3,253,851.32

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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.