Home / 3,307,872.08-4,960,912.02-911,146.70

Finding the Fourth Proportional to 3,307,872.08, 4,960,912.02 and 911,146.70

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Solution

The fourth proportional to 3,307,872.08, 4,960,912.02 and 911,146.70 is: 1,366,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,872.08 : 4,960,912.02 = 911,146.70 : x
  2. Step 2: Convert to fraction form
    3,307,872.08/4,960,912.02 = 911,146.70/x
  3. Step 3: Cross multiply
    3,307,872.08x = 4,960,912.02 × 911,146.70
  4. Step 4: Simplify right side
    3,307,872.08x = 4,520,118,616,013.33
  5. Step 5: Solve for x
    x = 4,520,118,616,013.33/3,307,872.08
  6. Step 6: Final answer
    x = 1,366,473.22

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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.