Home / 2,260,578.28-3,119,440.74-1,242,025.96

Finding the Fourth Proportional to 2,260,578.28, 3,119,440.74 and 1,242,025.96

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Solution

The fourth proportional to 2,260,578.28, 3,119,440.74 and 1,242,025.96 is: 1,713,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,578.28 : 3,119,440.74 = 1,242,025.96 : x
  2. Step 2: Convert to fraction form
    2,260,578.28/3,119,440.74 = 1,242,025.96/x
  3. Step 3: Cross multiply
    2,260,578.28x = 3,119,440.74 × 1,242,025.96
  4. Step 4: Simplify right side
    2,260,578.28x = 3,874,426,379,761.61
  5. Step 5: Solve for x
    x = 3,874,426,379,761.61/2,260,578.28
  6. Step 6: Final answer
    x = 1,713,909.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.