Home / 1,236,045.12-1,853,627.04-561,561.36

Finding the Fourth Proportional to 1,236,045.12, 1,853,627.04 and 561,561.36

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Solution

The fourth proportional to 1,236,045.12, 1,853,627.04 and 561,561.36 is: 842,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,045.12 : 1,853,627.04 = 561,561.36 : x
  2. Step 2: Convert to fraction form
    1,236,045.12/1,853,627.04 = 561,561.36/x
  3. Step 3: Cross multiply
    1,236,045.12x = 1,853,627.04 × 561,561.36
  4. Step 4: Simplify right side
    1,236,045.12x = 1,040,925,321,515.17
  5. Step 5: Solve for x
    x = 1,040,925,321,515.17/1,236,045.12
  6. Step 6: Final answer
    x = 842,141.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.