Home / 3,177,340.02-4,386,840.75-2,440,982.90

Finding the Fourth Proportional to 3,177,340.02, 4,386,840.75 and 2,440,982.90

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Solution

The fourth proportional to 3,177,340.02, 4,386,840.75 and 2,440,982.90 is: 3,370,178.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,340.02 : 4,386,840.75 = 2,440,982.90 : x
  2. Step 2: Convert to fraction form
    3,177,340.02/4,386,840.75 = 2,440,982.90/x
  3. Step 3: Cross multiply
    3,177,340.02x = 4,386,840.75 × 2,440,982.90
  4. Step 4: Simplify right side
    3,177,340.02x = 10,708,203,233,838.97
  5. Step 5: Solve for x
    x = 10,708,203,233,838.97/3,177,340.02
  6. Step 6: Final answer
    x = 3,370,178.57

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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.