Home / 1,063,221.12-1,467,280.58-579,812.72

Finding the Fourth Proportional to 1,063,221.12, 1,467,280.58 and 579,812.72

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Solution

The fourth proportional to 1,063,221.12, 1,467,280.58 and 579,812.72 is: 800,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,221.12 : 1,467,280.58 = 579,812.72 : x
  2. Step 2: Convert to fraction form
    1,063,221.12/1,467,280.58 = 579,812.72/x
  3. Step 3: Cross multiply
    1,063,221.12x = 1,467,280.58 × 579,812.72
  4. Step 4: Simplify right side
    1,063,221.12x = 850,747,933,857.51
  5. Step 5: Solve for x
    x = 850,747,933,857.51/1,063,221.12
  6. Step 6: Final answer
    x = 800,160.87

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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.