Home / 1,157,871.31-1,595,867.49-769,993.44

Finding the Fourth Proportional to 1,157,871.31, 1,595,867.49 and 769,993.44

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Solution

The fourth proportional to 1,157,871.31, 1,595,867.49 and 769,993.44 is: 1,061,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,871.31 : 1,595,867.49 = 769,993.44 : x
  2. Step 2: Convert to fraction form
    1,157,871.31/1,595,867.49 = 769,993.44/x
  3. Step 3: Cross multiply
    1,157,871.31x = 1,595,867.49 × 769,993.44
  4. Step 4: Simplify right side
    1,157,871.31x = 1,228,807,503,567.12
  5. Step 5: Solve for x
    x = 1,228,807,503,567.12/1,157,871.31
  6. Step 6: Final answer
    x = 1,061,264.32

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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.