Home / 4,005,285.39-5,527,270.19-2,169,778.66

Finding the Fourth Proportional to 4,005,285.39, 5,527,270.19 and 2,169,778.66

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Solution

The fourth proportional to 4,005,285.39, 5,527,270.19 and 2,169,778.66 is: 2,994,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,285.39 : 5,527,270.19 = 2,169,778.66 : x
  2. Step 2: Convert to fraction form
    4,005,285.39/5,527,270.19 = 2,169,778.66/x
  3. Step 3: Cross multiply
    4,005,285.39x = 5,527,270.19 × 2,169,778.66
  4. Step 4: Simplify right side
    4,005,285.39x = 11,992,952,895,467.25
  5. Step 5: Solve for x
    x = 11,992,952,895,467.25/4,005,285.39
  6. Step 6: Final answer
    x = 2,994,281.74

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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.