Home / 2,726,869.80-4,087,232.70-1,307,605.80

Finding the Fourth Proportional to 2,726,869.80, 4,087,232.70 and 1,307,605.80

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Solution

The fourth proportional to 2,726,869.80, 4,087,232.70 and 1,307,605.80 is: 1,959,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,869.80 : 4,087,232.70 = 1,307,605.80 : x
  2. Step 2: Convert to fraction form
    2,726,869.80/4,087,232.70 = 1,307,605.80/x
  3. Step 3: Cross multiply
    2,726,869.80x = 4,087,232.70 × 1,307,605.80
  4. Step 4: Simplify right side
    2,726,869.80x = 5,344,489,184,469.66
  5. Step 5: Solve for x
    x = 5,344,489,184,469.66/2,726,869.80
  6. Step 6: Final answer
    x = 1,959,935.60

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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.