Home / 1,677,354.35-2,314,687.88-913,391.15

Finding the Fourth Proportional to 1,677,354.35, 2,314,687.88 and 913,391.15

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Solution

The fourth proportional to 1,677,354.35, 2,314,687.88 and 913,391.15 is: 1,260,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,354.35 : 2,314,687.88 = 913,391.15 : x
  2. Step 2: Convert to fraction form
    1,677,354.35/2,314,687.88 = 913,391.15/x
  3. Step 3: Cross multiply
    1,677,354.35x = 2,314,687.88 × 913,391.15
  4. Step 4: Simplify right side
    1,677,354.35x = 2,114,215,415,314.30
  5. Step 5: Solve for x
    x = 2,114,215,415,314.30/1,677,354.35
  6. Step 6: Final answer
    x = 1,260,446.50

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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.