Home / 3,896,602.38-5,377,319.09-2,177,722.85

Finding the Fourth Proportional to 3,896,602.38, 5,377,319.09 and 2,177,722.85

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Solution

The fourth proportional to 3,896,602.38, 5,377,319.09 and 2,177,722.85 is: 3,005,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,602.38 : 5,377,319.09 = 2,177,722.85 : x
  2. Step 2: Convert to fraction form
    3,896,602.38/5,377,319.09 = 2,177,722.85/x
  3. Step 3: Cross multiply
    3,896,602.38x = 5,377,319.09 × 2,177,722.85
  4. Step 4: Simplify right side
    3,896,602.38x = 11,710,310,616,259.00
  5. Step 5: Solve for x
    x = 11,710,310,616,259.00/3,896,602.38
  6. Step 6: Final answer
    x = 3,005,261.89

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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.