Home / 2,857,129.10-4,282,669.65-1,058,857.10

Finding the Fourth Proportional to 2,857,129.10, 4,282,669.65 and 1,058,857.10

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Solution

The fourth proportional to 2,857,129.10, 4,282,669.65 and 1,058,857.10 is: 1,587,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,129.10 : 4,282,669.65 = 1,058,857.10 : x
  2. Step 2: Convert to fraction form
    2,857,129.10/4,282,669.65 = 1,058,857.10/x
  3. Step 3: Cross multiply
    2,857,129.10x = 4,282,669.65 × 1,058,857.10
  4. Step 4: Simplify right side
    2,857,129.10x = 4,534,735,165,857.02
  5. Step 5: Solve for x
    x = 4,534,735,165,857.02/2,857,129.10
  6. Step 6: Final answer
    x = 1,587,164.95

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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.