Home / 3,957,888.60-5,461,896.77-2,147,052.60

Finding the Fourth Proportional to 3,957,888.60, 5,461,896.77 and 2,147,052.60

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Solution

The fourth proportional to 3,957,888.60, 5,461,896.77 and 2,147,052.60 is: 2,962,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,888.60 : 5,461,896.77 = 2,147,052.60 : x
  2. Step 2: Convert to fraction form
    3,957,888.60/5,461,896.77 = 2,147,052.60/x
  3. Step 3: Cross multiply
    3,957,888.60x = 5,461,896.77 × 2,147,052.60
  4. Step 4: Simplify right side
    3,957,888.60x = 11,726,979,636,876.12
  5. Step 5: Solve for x
    x = 11,726,979,636,876.12/3,957,888.60
  6. Step 6: Final answer
    x = 2,962,938.28

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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.