Home / 1,296,853.92-1,790,038.49-753,234.08

Finding the Fourth Proportional to 1,296,853.92, 1,790,038.49 and 753,234.08

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Solution

The fourth proportional to 1,296,853.92, 1,790,038.49 and 753,234.08 is: 1,039,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,853.92 : 1,790,038.49 = 753,234.08 : x
  2. Step 2: Convert to fraction form
    1,296,853.92/1,790,038.49 = 753,234.08/x
  3. Step 3: Cross multiply
    1,296,853.92x = 1,790,038.49 × 753,234.08
  4. Step 4: Simplify right side
    1,296,853.92x = 1,348,317,982,463.38
  5. Step 5: Solve for x
    x = 1,348,317,982,463.38/1,296,853.92
  6. Step 6: Final answer
    x = 1,039,683.78

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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.