Home / 2,791,428.19-3,852,375.38-1,567,806.23

Finding the Fourth Proportional to 2,791,428.19, 3,852,375.38 and 1,567,806.23

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Solution

The fourth proportional to 2,791,428.19, 3,852,375.38 and 1,567,806.23 is: 2,163,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,428.19 : 3,852,375.38 = 1,567,806.23 : x
  2. Step 2: Convert to fraction form
    2,791,428.19/3,852,375.38 = 1,567,806.23/x
  3. Step 3: Cross multiply
    2,791,428.19x = 3,852,375.38 × 1,567,806.23
  4. Step 4: Simplify right side
    2,791,428.19x = 6,039,778,121,062.62
  5. Step 5: Solve for x
    x = 6,039,778,121,062.62/2,791,428.19
  6. Step 6: Final answer
    x = 2,163,687.44

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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.