Home / 2,957,077.80-4,435,616.70-2,657,896.20

Finding the Fourth Proportional to 2,957,077.80, 4,435,616.70 and 2,657,896.20

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Solution

The fourth proportional to 2,957,077.80, 4,435,616.70 and 2,657,896.20 is: 3,986,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957,077.80 : 4,435,616.70 = 2,657,896.20 : x
  2. Step 2: Convert to fraction form
    2,957,077.80/4,435,616.70 = 2,657,896.20/x
  3. Step 3: Cross multiply
    2,957,077.80x = 4,435,616.70 × 2,657,896.20
  4. Step 4: Simplify right side
    2,957,077.80x = 11,789,408,771,586.54
  5. Step 5: Solve for x
    x = 11,789,408,771,586.54/2,957,077.80
  6. Step 6: Final answer
    x = 3,986,844.30

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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.