Home / 1,368,099.44-1,887,940.20-747,879.92

Finding the Fourth Proportional to 1,368,099.44, 1,887,940.20 and 747,879.92

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Solution

The fourth proportional to 1,368,099.44, 1,887,940.20 and 747,879.92 is: 1,032,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,099.44 : 1,887,940.20 = 747,879.92 : x
  2. Step 2: Convert to fraction form
    1,368,099.44/1,887,940.20 = 747,879.92/x
  3. Step 3: Cross multiply
    1,368,099.44x = 1,887,940.20 × 747,879.92
  4. Step 4: Simplify right side
    1,368,099.44x = 1,411,952,565,740.78
  5. Step 5: Solve for x
    x = 1,411,952,565,740.78/1,368,099.44
  6. Step 6: Final answer
    x = 1,032,054.05

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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.