Home / 2,815,011.11-3,884,711.62-1,525,851.16

Finding the Fourth Proportional to 2,815,011.11, 3,884,711.62 and 1,525,851.16

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Solution

The fourth proportional to 2,815,011.11, 3,884,711.62 and 1,525,851.16 is: 2,105,672.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,011.11 : 3,884,711.62 = 1,525,851.16 : x
  2. Step 2: Convert to fraction form
    2,815,011.11/3,884,711.62 = 1,525,851.16/x
  3. Step 3: Cross multiply
    2,815,011.11x = 3,884,711.62 × 1,525,851.16
  4. Step 4: Simplify right side
    2,815,011.11x = 5,927,491,731,642.48
  5. Step 5: Solve for x
    x = 5,927,491,731,642.48/2,815,011.11
  6. Step 6: Final answer
    x = 2,105,672.59

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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.