Home / 3,511,461.32-5,267,192.02-987,116.57

Finding the Fourth Proportional to 3,511,461.32, 5,267,192.02 and 987,116.57

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Solution

The fourth proportional to 3,511,461.32, 5,267,192.02 and 987,116.57 is: 1,480,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,461.32 : 5,267,192.02 = 987,116.57 : x
  2. Step 2: Convert to fraction form
    3,511,461.32/5,267,192.02 = 987,116.57/x
  3. Step 3: Cross multiply
    3,511,461.32x = 5,267,192.02 × 987,116.57
  4. Step 4: Simplify right side
    3,511,461.32x = 5,199,332,531,013.96
  5. Step 5: Solve for x
    x = 5,199,332,531,013.96/3,511,461.32
  6. Step 6: Final answer
    x = 1,480,674.87

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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.