Home / 2,252,579.40-3,108,534.80-1,220,061.48

Finding the Fourth Proportional to 2,252,579.40, 3,108,534.80 and 1,220,061.48

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Solution

The fourth proportional to 2,252,579.40, 3,108,534.80 and 1,220,061.48 is: 1,683,671.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,579.40 : 3,108,534.80 = 1,220,061.48 : x
  2. Step 2: Convert to fraction form
    2,252,579.40/3,108,534.80 = 1,220,061.48/x
  3. Step 3: Cross multiply
    2,252,579.40x = 3,108,534.80 × 1,220,061.48
  4. Step 4: Simplify right side
    2,252,579.40x = 3,792,603,568,719.50
  5. Step 5: Solve for x
    x = 3,792,603,568,719.50/2,252,579.40
  6. Step 6: Final answer
    x = 1,683,671.43

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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.