Home / 1,122,084.52-1,548,482.34-612,786.88

Finding the Fourth Proportional to 1,122,084.52, 1,548,482.34 and 612,786.88

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Solution

The fourth proportional to 1,122,084.52, 1,548,482.34 and 612,786.88 is: 845,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,084.52 : 1,548,482.34 = 612,786.88 : x
  2. Step 2: Convert to fraction form
    1,122,084.52/1,548,482.34 = 612,786.88/x
  3. Step 3: Cross multiply
    1,122,084.52x = 1,548,482.34 × 612,786.88
  4. Step 4: Simplify right side
    1,122,084.52x = 948,889,661,863.70
  5. Step 5: Solve for x
    x = 948,889,661,863.70/1,122,084.52
  6. Step 6: Final answer
    x = 845,649.01

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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.