Home / 2,916,517.19-4,024,488.24-1,609,745.20

Finding the Fourth Proportional to 2,916,517.19, 4,024,488.24 and 1,609,745.20

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Solution

The fourth proportional to 2,916,517.19, 4,024,488.24 and 1,609,745.20 is: 2,221,279.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,517.19 : 4,024,488.24 = 1,609,745.20 : x
  2. Step 2: Convert to fraction form
    2,916,517.19/4,024,488.24 = 1,609,745.20/x
  3. Step 3: Cross multiply
    2,916,517.19x = 4,024,488.24 × 1,609,745.20
  4. Step 4: Simplify right side
    2,916,517.19x = 6,478,400,616,735.23
  5. Step 5: Solve for x
    x = 6,478,400,616,735.23/2,916,517.19
  6. Step 6: Final answer
    x = 2,221,279.77

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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.