Home / 1,271,255.73-1,754,343.32-698,308.71

Finding the Fourth Proportional to 1,271,255.73, 1,754,343.32 and 698,308.71

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Solution

The fourth proportional to 1,271,255.73, 1,754,343.32 and 698,308.71 is: 963,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,255.73 : 1,754,343.32 = 698,308.71 : x
  2. Step 2: Convert to fraction form
    1,271,255.73/1,754,343.32 = 698,308.71/x
  3. Step 3: Cross multiply
    1,271,255.73x = 1,754,343.32 × 698,308.71
  4. Step 4: Simplify right side
    1,271,255.73x = 1,225,073,217,194.77
  5. Step 5: Solve for x
    x = 1,225,073,217,194.77/1,271,255.73
  6. Step 6: Final answer
    x = 963,671.74

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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.