Home / 1,122,247.89-1,548,702.06-612,951.48

Finding the Fourth Proportional to 1,122,247.89, 1,548,702.06 and 612,951.48

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Solution

The fourth proportional to 1,122,247.89, 1,548,702.06 and 612,951.48 is: 845,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,247.89 : 1,548,702.06 = 612,951.48 : x
  2. Step 2: Convert to fraction form
    1,122,247.89/1,548,702.06 = 612,951.48/x
  3. Step 3: Cross multiply
    1,122,247.89x = 1,548,702.06 × 612,951.48
  4. Step 4: Simplify right side
    1,122,247.89x = 949,279,219,756.05
  5. Step 5: Solve for x
    x = 949,279,219,756.05/1,122,247.89
  6. Step 6: Final answer
    x = 845,873.03

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1.5x scale

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.