Home / 2,857,115.10-4,282,648.65-1,058,843.10

Finding the Fourth Proportional to 2,857,115.10, 4,282,648.65 and 1,058,843.10

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Solution

The fourth proportional to 2,857,115.10, 4,282,648.65 and 1,058,843.10 is: 1,587,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,115.10 : 4,282,648.65 = 1,058,843.10 : x
  2. Step 2: Convert to fraction form
    2,857,115.10/4,282,648.65 = 1,058,843.10/x
  3. Step 3: Cross multiply
    2,857,115.10x = 4,282,648.65 × 1,058,843.10
  4. Step 4: Simplify right side
    2,857,115.10x = 4,534,652,972,776.82
  5. Step 5: Solve for x
    x = 4,534,652,972,776.82/2,857,115.10
  6. Step 6: Final answer
    x = 1,587,143.96

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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.