Home / 1,231,701.46-1,857,027.05-1,209,656.50

Finding the Fourth Proportional to 1,231,701.46, 1,857,027.05 and 1,209,656.50

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Solution

The fourth proportional to 1,231,701.46, 1,857,027.05 and 1,209,656.50 is: 1,823,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,701.46 : 1,857,027.05 = 1,209,656.50 : x
  2. Step 2: Convert to fraction form
    1,231,701.46/1,857,027.05 = 1,209,656.50/x
  3. Step 3: Cross multiply
    1,231,701.46x = 1,857,027.05 × 1,209,656.50
  4. Step 4: Simplify right side
    1,231,701.46x = 2,246,364,841,708.33
  5. Step 5: Solve for x
    x = 2,246,364,841,708.33/1,231,701.46
  6. Step 6: Final answer
    x = 1,823,790.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.