Home / 1,317,754.92-1,817,144.04-1,127,398.44

Finding the Fourth Proportional to 1,317,754.92, 1,817,144.04 and 1,127,398.44

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Solution

The fourth proportional to 1,317,754.92, 1,817,144.04 and 1,127,398.44 is: 1,554,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,754.92 : 1,817,144.04 = 1,127,398.44 : x
  2. Step 2: Convert to fraction form
    1,317,754.92/1,817,144.04 = 1,127,398.44/x
  3. Step 3: Cross multiply
    1,317,754.92x = 1,817,144.04 × 1,127,398.44
  4. Step 4: Simplify right side
    1,317,754.92x = 2,048,645,355,951.30
  5. Step 5: Solve for x
    x = 2,048,645,355,951.30/1,317,754.92
  6. Step 6: Final answer
    x = 1,554,648.23

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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.