Home / 2,272,356.55-3,136,005.70-1,305,872.11

Finding the Fourth Proportional to 2,272,356.55, 3,136,005.70 and 1,305,872.11

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Solution

The fourth proportional to 2,272,356.55, 3,136,005.70 and 1,305,872.11 is: 1,802,191.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,356.55 : 3,136,005.70 = 1,305,872.11 : x
  2. Step 2: Convert to fraction form
    2,272,356.55/3,136,005.70 = 1,305,872.11/x
  3. Step 3: Cross multiply
    2,272,356.55x = 3,136,005.70 × 1,305,872.11
  4. Step 4: Simplify right side
    2,272,356.55x = 4,095,222,388,431.89
  5. Step 5: Solve for x
    x = 4,095,222,388,431.89/2,272,356.55
  6. Step 6: Final answer
    x = 1,802,191.82

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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.