Home / 2,220,356.94-3,063,766.47-1,240,175.21

Finding the Fourth Proportional to 2,220,356.94, 3,063,766.47 and 1,240,175.21

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Solution

The fourth proportional to 2,220,356.94, 3,063,766.47 and 1,240,175.21 is: 1,711,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,356.94 : 3,063,766.47 = 1,240,175.21 : x
  2. Step 2: Convert to fraction form
    2,220,356.94/3,063,766.47 = 1,240,175.21/x
  3. Step 3: Cross multiply
    2,220,356.94x = 3,063,766.47 × 1,240,175.21
  4. Step 4: Simplify right side
    2,220,356.94x = 3,799,607,205,353.72
  5. Step 5: Solve for x
    x = 3,799,607,205,353.72/2,220,356.94
  6. Step 6: Final answer
    x = 1,711,259.64

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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.