Home / 1,375,169.26-1,897,853.67-802,393.96

Finding the Fourth Proportional to 1,375,169.26, 1,897,853.67 and 802,393.96

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Solution

The fourth proportional to 1,375,169.26, 1,897,853.67 and 802,393.96 is: 1,107,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,169.26 : 1,897,853.67 = 802,393.96 : x
  2. Step 2: Convert to fraction form
    1,375,169.26/1,897,853.67 = 802,393.96/x
  3. Step 3: Cross multiply
    1,375,169.26x = 1,897,853.67 × 802,393.96
  4. Step 4: Simplify right side
    1,375,169.26x = 1,522,826,314,018.22
  5. Step 5: Solve for x
    x = 1,522,826,314,018.22/1,375,169.26
  6. Step 6: Final answer
    x = 1,107,373.73

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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.