Home / 1,204,953.93-1,662,853.39-661,079.84

Finding the Fourth Proportional to 1,204,953.93, 1,662,853.39 and 661,079.84

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Solution

The fourth proportional to 1,204,953.93, 1,662,853.39 and 661,079.84 is: 912,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,953.93 : 1,662,853.39 = 661,079.84 : x
  2. Step 2: Convert to fraction form
    1,204,953.93/1,662,853.39 = 661,079.84/x
  3. Step 3: Cross multiply
    1,204,953.93x = 1,662,853.39 × 661,079.84
  4. Step 4: Simplify right side
    1,204,953.93x = 1,099,278,847,595.31
  5. Step 5: Solve for x
    x = 1,099,278,847,595.31/1,204,953.93
  6. Step 6: Final answer
    x = 912,299.48

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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.