Home / 1,197,370.10-1,653,745.40-872,132.22

Finding the Fourth Proportional to 1,197,370.10, 1,653,745.40 and 872,132.22

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Solution

The fourth proportional to 1,197,370.10, 1,653,745.40 and 872,132.22 is: 1,204,543.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,370.10 : 1,653,745.40 = 872,132.22 : x
  2. Step 2: Convert to fraction form
    1,197,370.10/1,653,745.40 = 872,132.22/x
  3. Step 3: Cross multiply
    1,197,370.10x = 1,653,745.40 × 872,132.22
  4. Step 4: Simplify right side
    1,197,370.10x = 1,442,284,647,016.79
  5. Step 5: Solve for x
    x = 1,442,284,647,016.79/1,197,370.10
  6. Step 6: Final answer
    x = 1,204,543.73

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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.