Home / 1,229,983.35-1,845,507.83-660,700.19

Finding the Fourth Proportional to 1,229,983.35, 1,845,507.83 and 660,700.19

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Solution

The fourth proportional to 1,229,983.35, 1,845,507.83 and 660,700.19 is: 991,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,983.35 : 1,845,507.83 = 660,700.19 : x
  2. Step 2: Convert to fraction form
    1,229,983.35/1,845,507.83 = 660,700.19/x
  3. Step 3: Cross multiply
    1,229,983.35x = 1,845,507.83 × 660,700.19
  4. Step 4: Simplify right side
    1,229,983.35x = 1,219,327,361,396.45
  5. Step 5: Solve for x
    x = 1,219,327,361,396.45/1,229,983.35
  6. Step 6: Final answer
    x = 991,336.48

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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.