Home / 3,307,864.82-4,960,901.16-911,139.41

Finding the Fourth Proportional to 3,307,864.82, 4,960,901.16 and 911,139.41

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Solution

The fourth proportional to 3,307,864.82, 4,960,901.16 and 911,139.41 is: 1,366,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,864.82 : 4,960,901.16 = 911,139.41 : x
  2. Step 2: Convert to fraction form
    3,307,864.82/4,960,901.16 = 911,139.41/x
  3. Step 3: Cross multiply
    3,307,864.82x = 4,960,901.16 × 911,139.41
  4. Step 4: Simplify right side
    3,307,864.82x = 4,520,072,568,392.97
  5. Step 5: Solve for x
    x = 4,520,072,568,392.97/3,307,864.82
  6. Step 6: Final answer
    x = 1,366,462.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.