Home / 1,122,253.39-1,548,709.68-612,956.98

Finding the Fourth Proportional to 1,122,253.39, 1,548,709.68 and 612,956.98

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Solution

The fourth proportional to 1,122,253.39, 1,548,709.68 and 612,956.98 is: 845,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,253.39 : 1,548,709.68 = 612,956.98 : x
  2. Step 2: Convert to fraction form
    1,122,253.39/1,548,709.68 = 612,956.98/x
  3. Step 3: Cross multiply
    1,122,253.39x = 1,548,709.68 × 612,956.98
  4. Step 4: Simplify right side
    1,122,253.39x = 949,292,408,349.57
  5. Step 5: Solve for x
    x = 949,292,408,349.57/1,122,253.39
  6. Step 6: Final answer
    x = 845,880.63

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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.