Home / 3,640,270.80-5,024,572.92-2,112,870

Finding the Fourth Proportional to 3,640,270.80, 5,024,572.92 and 2,112,870

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Solution

The fourth proportional to 3,640,270.80, 5,024,572.92 and 2,112,870 is: 2,916,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,270.80 : 5,024,572.92 = 2,112,870 : x
  2. Step 2: Convert to fraction form
    3,640,270.80/5,024,572.92 = 2,112,870/x
  3. Step 3: Cross multiply
    3,640,270.80x = 5,024,572.92 × 2,112,870
  4. Step 4: Simplify right side
    3,640,270.80x = 10,616,269,385,480.40
  5. Step 5: Solve for x
    x = 10,616,269,385,480.40/3,640,270.80
  6. Step 6: Final answer
    x = 2,916,340.56

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1.5x scale

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.