Home / 1,786,465.44-2,465,331.42-970,671.22

Finding the Fourth Proportional to 1,786,465.44, 2,465,331.42 and 970,671.22

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Solution

The fourth proportional to 1,786,465.44, 2,465,331.42 and 970,671.22 is: 1,339,531.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,465.44 : 2,465,331.42 = 970,671.22 : x
  2. Step 2: Convert to fraction form
    1,786,465.44/2,465,331.42 = 970,671.22/x
  3. Step 3: Cross multiply
    1,786,465.44x = 2,465,331.42 × 970,671.22
  4. Step 4: Simplify right side
    1,786,465.44x = 2,393,026,257,155.73
  5. Step 5: Solve for x
    x = 2,393,026,257,155.73/1,786,465.44
  6. Step 6: Final answer
    x = 1,339,531.24

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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.