Home / 1,163,272.67-1,605,293.26-647,015.46

Finding the Fourth Proportional to 1,163,272.67, 1,605,293.26 and 647,015.46

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Solution

The fourth proportional to 1,163,272.67, 1,605,293.26 and 647,015.46 is: 892,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,272.67 : 1,605,293.26 = 647,015.46 : x
  2. Step 2: Convert to fraction form
    1,163,272.67/1,605,293.26 = 647,015.46/x
  3. Step 3: Cross multiply
    1,163,272.67x = 1,605,293.26 × 647,015.46
  4. Step 4: Simplify right side
    1,163,272.67x = 1,038,649,557,862.57
  5. Step 5: Solve for x
    x = 1,038,649,557,862.57/1,163,272.67
  6. Step 6: Final answer
    x = 892,868.53

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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.