Home / 2,158,651.12-2,979,288.60-1,253,758

Finding the Fourth Proportional to 2,158,651.12, 2,979,288.60 and 1,253,758

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Solution

The fourth proportional to 2,158,651.12, 2,979,288.60 and 1,253,758 is: 1,730,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,651.12 : 2,979,288.60 = 1,253,758 : x
  2. Step 2: Convert to fraction form
    2,158,651.12/2,979,288.60 = 1,253,758/x
  3. Step 3: Cross multiply
    2,158,651.12x = 2,979,288.60 × 1,253,758
  4. Step 4: Simplify right side
    2,158,651.12x = 3,735,306,916,558.80
  5. Step 5: Solve for x
    x = 3,735,306,916,558.80/2,158,651.12
  6. Step 6: Final answer
    x = 1,730,389.35

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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.