Home / 1,706,201.28-2,560,876.32-865,343.52

Finding the Fourth Proportional to 1,706,201.28, 2,560,876.32 and 865,343.52

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Solution

The fourth proportional to 1,706,201.28, 2,560,876.32 and 865,343.52 is: 1,298,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,201.28 : 2,560,876.32 = 865,343.52 : x
  2. Step 2: Convert to fraction form
    1,706,201.28/2,560,876.32 = 865,343.52/x
  3. Step 3: Cross multiply
    1,706,201.28x = 2,560,876.32 × 865,343.52
  4. Step 4: Simplify right side
    1,706,201.28x = 2,216,037,729,033.45
  5. Step 5: Solve for x
    x = 2,216,037,729,033.45/1,706,201.28
  6. Step 6: Final answer
    x = 1,298,813.78

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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.