Home / 2,042,679.25-2,818,984.85-1,137,261.25

Finding the Fourth Proportional to 2,042,679.25, 2,818,984.85 and 1,137,261.25

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Solution

The fourth proportional to 2,042,679.25, 2,818,984.85 and 1,137,261.25 is: 1,569,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,679.25 : 2,818,984.85 = 1,137,261.25 : x
  2. Step 2: Convert to fraction form
    2,042,679.25/2,818,984.85 = 1,137,261.25/x
  3. Step 3: Cross multiply
    2,042,679.25x = 2,818,984.85 × 1,137,261.25
  4. Step 4: Simplify right side
    2,042,679.25x = 3,205,922,234,242.06
  5. Step 5: Solve for x
    x = 3,205,922,234,242.06/2,042,679.25
  6. Step 6: Final answer
    x = 1,569,469.23

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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.