Home / 1,122,249.78-1,548,704.71-612,953.37

Finding the Fourth Proportional to 1,122,249.78, 1,548,704.71 and 612,953.37

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Solution

The fourth proportional to 1,122,249.78, 1,548,704.71 and 612,953.37 is: 845,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,249.78 : 1,548,704.71 = 612,953.37 : x
  2. Step 2: Convert to fraction form
    1,122,249.78/1,548,704.71 = 612,953.37/x
  3. Step 3: Cross multiply
    1,122,249.78x = 1,548,704.71 × 612,953.37
  4. Step 4: Simplify right side
    1,122,249.78x = 949,283,768,064.61
  5. Step 5: Solve for x
    x = 949,283,768,064.61/1,122,249.78
  6. Step 6: Final answer
    x = 845,875.66

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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.