Home / 1,122,250.13-1,548,705.20-612,953.72

Finding the Fourth Proportional to 1,122,250.13, 1,548,705.20 and 612,953.72

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Solution

The fourth proportional to 1,122,250.13, 1,548,705.20 and 612,953.72 is: 845,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,250.13 : 1,548,705.20 = 612,953.72 : x
  2. Step 2: Convert to fraction form
    1,122,250.13/1,548,705.20 = 612,953.72/x
  3. Step 3: Cross multiply
    1,122,250.13x = 1,548,705.20 × 612,953.72
  4. Step 4: Simplify right side
    1,122,250.13x = 949,284,602,715.05
  5. Step 5: Solve for x
    x = 949,284,602,715.05/1,122,250.13
  6. Step 6: Final answer
    x = 845,876.14

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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.