Home / 3,379,085.50-5,068,645.38-854,743.18

Finding the Fourth Proportional to 3,379,085.50, 5,068,645.38 and 854,743.18

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Solution

The fourth proportional to 3,379,085.50, 5,068,645.38 and 854,743.18 is: 1,282,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,085.50 : 5,068,645.38 = 854,743.18 : x
  2. Step 2: Convert to fraction form
    3,379,085.50/5,068,645.38 = 854,743.18/x
  3. Step 3: Cross multiply
    3,379,085.50x = 5,068,645.38 × 854,743.18
  4. Step 4: Simplify right side
    3,379,085.50x = 4,332,390,070,393.51
  5. Step 5: Solve for x
    x = 4,332,390,070,393.51/3,379,085.50
  6. Step 6: Final answer
    x = 1,282,119.10

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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.