Home / 1,248,126.03-1,722,412.53-675,164.79

Finding the Fourth Proportional to 1,248,126.03, 1,722,412.53 and 675,164.79

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Solution

The fourth proportional to 1,248,126.03, 1,722,412.53 and 675,164.79 is: 931,726.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,126.03 : 1,722,412.53 = 675,164.79 : x
  2. Step 2: Convert to fraction form
    1,248,126.03/1,722,412.53 = 675,164.79/x
  3. Step 3: Cross multiply
    1,248,126.03x = 1,722,412.53 × 675,164.79
  4. Step 4: Simplify right side
    1,248,126.03x = 1,162,912,294,110.82
  5. Step 5: Solve for x
    x = 1,162,912,294,110.82/1,248,126.03
  6. Step 6: Final answer
    x = 931,726.66

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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.