Home / 1,781,900.28-2,459,040.66-966,105.54

Finding the Fourth Proportional to 1,781,900.28, 2,459,040.66 and 966,105.54

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Solution

The fourth proportional to 1,781,900.28, 2,459,040.66 and 966,105.54 is: 1,333,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,900.28 : 2,459,040.66 = 966,105.54 : x
  2. Step 2: Convert to fraction form
    1,781,900.28/2,459,040.66 = 966,105.54/x
  3. Step 3: Cross multiply
    1,781,900.28x = 2,459,040.66 × 966,105.54
  4. Step 4: Simplify right side
    1,781,900.28x = 2,375,692,804,711.26
  5. Step 5: Solve for x
    x = 2,375,692,804,711.26/1,781,900.28
  6. Step 6: Final answer
    x = 1,333,235.55

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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.