Home / 3,104,531.80-4,662,111.30-1,687,355.80

Finding the Fourth Proportional to 3,104,531.80, 4,662,111.30 and 1,687,355.80

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Solution

The fourth proportional to 3,104,531.80, 4,662,111.30 and 1,687,355.80 is: 2,533,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104,531.80 : 4,662,111.30 = 1,687,355.80 : x
  2. Step 2: Convert to fraction form
    3,104,531.80/4,662,111.30 = 1,687,355.80/x
  3. Step 3: Cross multiply
    3,104,531.80x = 4,662,111.30 × 1,687,355.80
  4. Step 4: Simplify right side
    3,104,531.80x = 7,866,640,542,300.54
  5. Step 5: Solve for x
    x = 7,866,640,542,300.54/3,104,531.80
  6. Step 6: Final answer
    x = 2,533,921.71

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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.