Home / 1,196,325.80-1,650,922.02-680,079.72

Finding the Fourth Proportional to 1,196,325.80, 1,650,922.02 and 680,079.72

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Solution

The fourth proportional to 1,196,325.80, 1,650,922.02 and 680,079.72 is: 938,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,325.80 : 1,650,922.02 = 680,079.72 : x
  2. Step 2: Convert to fraction form
    1,196,325.80/1,650,922.02 = 680,079.72/x
  3. Step 3: Cross multiply
    1,196,325.80x = 1,650,922.02 × 680,079.72
  4. Step 4: Simplify right side
    1,196,325.80x = 1,122,758,585,103.43
  5. Step 5: Solve for x
    x = 1,122,758,585,103.43/1,196,325.80
  6. Step 6: Final answer
    x = 938,505.70

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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.