Home / 1,544,749.78-2,131,822.08-856,377.82

Finding the Fourth Proportional to 1,544,749.78, 2,131,822.08 and 856,377.82

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Solution

The fourth proportional to 1,544,749.78, 2,131,822.08 and 856,377.82 is: 1,181,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,749.78 : 2,131,822.08 = 856,377.82 : x
  2. Step 2: Convert to fraction form
    1,544,749.78/2,131,822.08 = 856,377.82/x
  3. Step 3: Cross multiply
    1,544,749.78x = 2,131,822.08 × 856,377.82
  4. Step 4: Simplify right side
    1,544,749.78x = 1,825,645,145,498.27
  5. Step 5: Solve for x
    x = 1,825,645,145,498.27/1,544,749.78
  6. Step 6: Final answer
    x = 1,181,838.75

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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.