Home / 2,873,331.60-4,310,018.88-1,275,465.12

Finding the Fourth Proportional to 2,873,331.60, 4,310,018.88 and 1,275,465.12

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Solution

The fourth proportional to 2,873,331.60, 4,310,018.88 and 1,275,465.12 is: 1,913,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,331.60 : 4,310,018.88 = 1,275,465.12 : x
  2. Step 2: Convert to fraction form
    2,873,331.60/4,310,018.88 = 1,275,465.12/x
  3. Step 3: Cross multiply
    2,873,331.60x = 4,310,018.88 × 1,275,465.12
  4. Step 4: Simplify right side
    2,873,331.60x = 5,497,278,747,981.47
  5. Step 5: Solve for x
    x = 5,497,278,747,981.47/2,873,331.60
  6. Step 6: Final answer
    x = 1,913,207.21

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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.