Home / 1,512,249.65-2,268,817.32-447,320.06

Finding the Fourth Proportional to 1,512,249.65, 2,268,817.32 and 447,320.06

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Solution

The fourth proportional to 1,512,249.65, 2,268,817.32 and 447,320.06 is: 671,111.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,249.65 : 2,268,817.32 = 447,320.06 : x
  2. Step 2: Convert to fraction form
    1,512,249.65/2,268,817.32 = 447,320.06/x
  3. Step 3: Cross multiply
    1,512,249.65x = 2,268,817.32 × 447,320.06
  4. Step 4: Simplify right side
    1,512,249.65x = 1,014,887,499,711.44
  5. Step 5: Solve for x
    x = 1,014,887,499,711.44/1,512,249.65
  6. Step 6: Final answer
    x = 671,111.08

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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.