Home / 2,666,515.58-3,679,781.32-1,442,823.47

Finding the Fourth Proportional to 2,666,515.58, 3,679,781.32 and 1,442,823.47

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Solution

The fourth proportional to 2,666,515.58, 3,679,781.32 and 1,442,823.47 is: 1,991,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,515.58 : 3,679,781.32 = 1,442,823.47 : x
  2. Step 2: Convert to fraction form
    2,666,515.58/3,679,781.32 = 1,442,823.47/x
  3. Step 3: Cross multiply
    2,666,515.58x = 3,679,781.32 × 1,442,823.47
  4. Step 4: Simplify right side
    2,666,515.58x = 5,309,274,852,963.58
  5. Step 5: Solve for x
    x = 5,309,274,852,963.58/2,666,515.58
  6. Step 6: Final answer
    x = 1,991,090.88

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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.