Home / 1,270,257.19-1,904,984.34-417,188.29

Finding the Fourth Proportional to 1,270,257.19, 1,904,984.34 and 417,188.29

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Solution

The fourth proportional to 1,270,257.19, 1,904,984.34 and 417,188.29 is: 625,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,257.19 : 1,904,984.34 = 417,188.29 : x
  2. Step 2: Convert to fraction form
    1,270,257.19/1,904,984.34 = 417,188.29/x
  3. Step 3: Cross multiply
    1,270,257.19x = 1,904,984.34 × 417,188.29
  4. Step 4: Simplify right side
    1,270,257.19x = 794,737,159,281.38
  5. Step 5: Solve for x
    x = 794,737,159,281.38/1,270,257.19
  6. Step 6: Final answer
    x = 625,650.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.