Home / 1,179,877.83-1,627,306.40-807,561.42

Finding the Fourth Proportional to 1,179,877.83, 1,627,306.40 and 807,561.42

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Solution

The fourth proportional to 1,179,877.83, 1,627,306.40 and 807,561.42 is: 1,113,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,877.83 : 1,627,306.40 = 807,561.42 : x
  2. Step 2: Convert to fraction form
    1,179,877.83/1,627,306.40 = 807,561.42/x
  3. Step 3: Cross multiply
    1,179,877.83x = 1,627,306.40 × 807,561.42
  4. Step 4: Simplify right side
    1,179,877.83x = 1,314,149,863,121.28
  5. Step 5: Solve for x
    x = 1,314,149,863,121.28/1,179,877.83
  6. Step 6: Final answer
    x = 1,113,801.64

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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.