Home / 3,161,987.71-4,363,573.10-1,855,261.96

Finding the Fourth Proportional to 3,161,987.71, 4,363,573.10 and 1,855,261.96

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Solution

The fourth proportional to 3,161,987.71, 4,363,573.10 and 1,855,261.96 is: 2,560,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,987.71 : 4,363,573.10 = 1,855,261.96 : x
  2. Step 2: Convert to fraction form
    3,161,987.71/4,363,573.10 = 1,855,261.96/x
  3. Step 3: Cross multiply
    3,161,987.71x = 4,363,573.10 × 1,855,261.96
  4. Step 4: Simplify right side
    3,161,987.71x = 8,095,571,182,109.28
  5. Step 5: Solve for x
    x = 8,095,571,182,109.28/3,161,987.71
  6. Step 6: Final answer
    x = 2,560,279.14

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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.