Home / 1,986,258.24-2,741,098.32-1,126,854.72

Finding the Fourth Proportional to 1,986,258.24, 2,741,098.32 and 1,126,854.72

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Solution

The fourth proportional to 1,986,258.24, 2,741,098.32 and 1,126,854.72 is: 1,555,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,258.24 : 2,741,098.32 = 1,126,854.72 : x
  2. Step 2: Convert to fraction form
    1,986,258.24/2,741,098.32 = 1,126,854.72/x
  3. Step 3: Cross multiply
    1,986,258.24x = 2,741,098.32 × 1,126,854.72
  4. Step 4: Simplify right side
    1,986,258.24x = 3,088,819,579,876.07
  5. Step 5: Solve for x
    x = 3,088,819,579,876.07/1,986,258.24
  6. Step 6: Final answer
    x = 1,555,094.66

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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.