Home / 2,229,177.12-3,077,206.32-1,505,005.92

Finding the Fourth Proportional to 2,229,177.12, 3,077,206.32 and 1,505,005.92

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Solution

The fourth proportional to 2,229,177.12, 3,077,206.32 and 1,505,005.92 is: 2,077,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,177.12 : 3,077,206.32 = 1,505,005.92 : x
  2. Step 2: Convert to fraction form
    2,229,177.12/3,077,206.32 = 1,505,005.92/x
  3. Step 3: Cross multiply
    2,229,177.12x = 3,077,206.32 × 1,505,005.92
  4. Step 4: Simplify right side
    2,229,177.12x = 4,631,213,728,661.41
  5. Step 5: Solve for x
    x = 4,631,213,728,661.41/2,229,177.12
  6. Step 6: Final answer
    x = 2,077,544.08

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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.