Home / 1,939,854.06-2,909,861.28-741,864.06

Finding the Fourth Proportional to 1,939,854.06, 2,909,861.28 and 741,864.06

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Solution

The fourth proportional to 1,939,854.06, 2,909,861.28 and 741,864.06 is: 1,112,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,854.06 : 2,909,861.28 = 741,864.06 : x
  2. Step 2: Convert to fraction form
    1,939,854.06/2,909,861.28 = 741,864.06/x
  3. Step 3: Cross multiply
    1,939,854.06x = 2,909,861.28 × 741,864.06
  4. Step 4: Simplify right side
    1,939,854.06x = 2,158,721,503,217.60
  5. Step 5: Solve for x
    x = 2,158,721,503,217.60/1,939,854.06
  6. Step 6: Final answer
    x = 1,112,826.76

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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.