Home / 1,280,824.96-1,766,394.18-1,062,688.24

Finding the Fourth Proportional to 1,280,824.96, 1,766,394.18 and 1,062,688.24

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Solution

The fourth proportional to 1,280,824.96, 1,766,394.18 and 1,062,688.24 is: 1,465,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,824.96 : 1,766,394.18 = 1,062,688.24 : x
  2. Step 2: Convert to fraction form
    1,280,824.96/1,766,394.18 = 1,062,688.24/x
  3. Step 3: Cross multiply
    1,280,824.96x = 1,766,394.18 × 1,062,688.24
  4. Step 4: Simplify right side
    1,280,824.96x = 1,877,126,322,290.44
  5. Step 5: Solve for x
    x = 1,877,126,322,290.44/1,280,824.96
  6. Step 6: Final answer
    x = 1,465,560.39

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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.