Home / 2,580,453.77-3,561,117.56-1,418,988.13

Finding the Fourth Proportional to 2,580,453.77, 3,561,117.56 and 1,418,988.13

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Solution

The fourth proportional to 2,580,453.77, 3,561,117.56 and 1,418,988.13 is: 1,958,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,453.77 : 3,561,117.56 = 1,418,988.13 : x
  2. Step 2: Convert to fraction form
    2,580,453.77/3,561,117.56 = 1,418,988.13/x
  3. Step 3: Cross multiply
    2,580,453.77x = 3,561,117.56 × 1,418,988.13
  4. Step 4: Simplify right side
    2,580,453.77x = 5,053,183,560,539.41
  5. Step 5: Solve for x
    x = 5,053,183,560,539.41/2,580,453.77
  6. Step 6: Final answer
    x = 1,958,253.86

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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.