Home / 1,691,025.50-2,334,839.92-1,088,463.26

Finding the Fourth Proportional to 1,691,025.50, 2,334,839.92 and 1,088,463.26

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Solution

The fourth proportional to 1,691,025.50, 2,334,839.92 and 1,088,463.26 is: 1,502,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,025.50 : 2,334,839.92 = 1,088,463.26 : x
  2. Step 2: Convert to fraction form
    1,691,025.50/2,334,839.92 = 1,088,463.26/x
  3. Step 3: Cross multiply
    1,691,025.50x = 2,334,839.92 × 1,088,463.26
  4. Step 4: Simplify right side
    1,691,025.50x = 2,541,387,470,901.34
  5. Step 5: Solve for x
    x = 2,541,387,470,901.34/1,691,025.50
  6. Step 6: Final answer
    x = 1,502,867.62

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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.