Home / 3,020,745.12-4,531,542.39-970,718.38

Finding the Fourth Proportional to 3,020,745.12, 4,531,542.39 and 970,718.38

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Solution

The fourth proportional to 3,020,745.12, 4,531,542.39 and 970,718.38 is: 1,456,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,745.12 : 4,531,542.39 = 970,718.38 : x
  2. Step 2: Convert to fraction form
    3,020,745.12/4,531,542.39 = 970,718.38/x
  3. Step 3: Cross multiply
    3,020,745.12x = 4,531,542.39 × 970,718.38
  4. Step 4: Simplify right side
    3,020,745.12x = 4,398,851,476,393.27
  5. Step 5: Solve for x
    x = 4,398,851,476,393.27/3,020,745.12
  6. Step 6: Final answer
    x = 1,456,214.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.