Home / 1,271,705.26-1,753,750.82-835,352.72

Finding the Fourth Proportional to 1,271,705.26, 1,753,750.82 and 835,352.72

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Solution

The fourth proportional to 1,271,705.26, 1,753,750.82 and 835,352.72 is: 1,151,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,705.26 : 1,753,750.82 = 835,352.72 : x
  2. Step 2: Convert to fraction form
    1,271,705.26/1,753,750.82 = 835,352.72/x
  3. Step 3: Cross multiply
    1,271,705.26x = 1,753,750.82 × 835,352.72
  4. Step 4: Simplify right side
    1,271,705.26x = 1,465,000,513,512.47
  5. Step 5: Solve for x
    x = 1,465,000,513,512.47/1,271,705.26
  6. Step 6: Final answer
    x = 1,151,996.90

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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.