Home / 1,003,091.39-1,384,265.90-573,380.78

Finding the Fourth Proportional to 1,003,091.39, 1,384,265.90 and 573,380.78

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Solution

The fourth proportional to 1,003,091.39, 1,384,265.90 and 573,380.78 is: 791,265.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,091.39 : 1,384,265.90 = 573,380.78 : x
  2. Step 2: Convert to fraction form
    1,003,091.39/1,384,265.90 = 573,380.78/x
  3. Step 3: Cross multiply
    1,003,091.39x = 1,384,265.90 × 573,380.78
  4. Step 4: Simplify right side
    1,003,091.39x = 793,711,455,981.53
  5. Step 5: Solve for x
    x = 793,711,455,981.53/1,003,091.39
  6. Step 6: Final answer
    x = 791,265.34

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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.