Home / 1,122,091.10-1,548,498.03-612,808.46

Finding the Fourth Proportional to 1,122,091.10, 1,548,498.03 and 612,808.46

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Solution

The fourth proportional to 1,122,091.10, 1,548,498.03 and 612,808.46 is: 845,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,091.10 : 1,548,498.03 = 612,808.46 : x
  2. Step 2: Convert to fraction form
    1,122,091.10/1,548,498.03 = 612,808.46/x
  3. Step 3: Cross multiply
    1,122,091.10x = 1,548,498.03 × 612,808.46
  4. Step 4: Simplify right side
    1,122,091.10x = 948,932,693,077.33
  5. Step 5: Solve for x
    x = 948,932,693,077.33/1,122,091.10
  6. Step 6: Final answer
    x = 845,682.40

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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.