Home / 971,706.60-1,338,197.22-834,745.32

Finding the Fourth Proportional to 971,706.60, 1,338,197.22 and 834,745.32

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Solution

The fourth proportional to 971,706.60, 1,338,197.22 and 834,745.32 is: 1,149,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,706.60 : 1,338,197.22 = 834,745.32 : x
  2. Step 2: Convert to fraction form
    971,706.60/1,338,197.22 = 834,745.32/x
  3. Step 3: Cross multiply
    971,706.60x = 1,338,197.22 × 834,745.32
  4. Step 4: Simplify right side
    971,706.60x = 1,117,053,866,632.01
  5. Step 5: Solve for x
    x = 1,117,053,866,632.01/971,706.60
  6. Step 6: Final answer
    x = 1,149,579.38

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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.