Home / 1,267,370.25-1,748,384.70-1,122,323.85

Finding the Fourth Proportional to 1,267,370.25, 1,748,384.70 and 1,122,323.85

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Solution

The fourth proportional to 1,267,370.25, 1,748,384.70 and 1,122,323.85 is: 1,548,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,370.25 : 1,748,384.70 = 1,122,323.85 : x
  2. Step 2: Convert to fraction form
    1,267,370.25/1,748,384.70 = 1,122,323.85/x
  3. Step 3: Cross multiply
    1,267,370.25x = 1,748,384.70 × 1,122,323.85
  4. Step 4: Simplify right side
    1,267,370.25x = 1,962,253,843,576.38
  5. Step 5: Solve for x
    x = 1,962,253,843,576.38/1,267,370.25
  6. Step 6: Final answer
    x = 1,548,287.76

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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.