Home / 1,204,200.80-1,660,189.48-956,664.07

Finding the Fourth Proportional to 1,204,200.80, 1,660,189.48 and 956,664.07

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Solution

The fourth proportional to 1,204,200.80, 1,660,189.48 and 956,664.07 is: 1,318,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,200.80 : 1,660,189.48 = 956,664.07 : x
  2. Step 2: Convert to fraction form
    1,204,200.80/1,660,189.48 = 956,664.07/x
  3. Step 3: Cross multiply
    1,204,200.80x = 1,660,189.48 × 956,664.07
  4. Step 4: Simplify right side
    1,204,200.80x = 1,588,243,623,747.09
  5. Step 5: Solve for x
    x = 1,588,243,623,747.09/1,204,200.80
  6. Step 6: Final answer
    x = 1,318,919.25

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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.