Home / 1,849,592.68-2,775,963.72-728,449

Finding the Fourth Proportional to 1,849,592.68, 2,775,963.72 and 728,449

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Solution

The fourth proportional to 1,849,592.68, 2,775,963.72 and 728,449 is: 1,093,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849,592.68 : 2,775,963.72 = 728,449 : x
  2. Step 2: Convert to fraction form
    1,849,592.68/2,775,963.72 = 728,449/x
  3. Step 3: Cross multiply
    1,849,592.68x = 2,775,963.72 × 728,449
  4. Step 4: Simplify right side
    1,849,592.68x = 2,022,147,995,870.28
  5. Step 5: Solve for x
    x = 2,022,147,995,870.28/1,849,592.68
  6. Step 6: Final answer
    x = 1,093,293.68

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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.