Home / 1,002,992.60-1,384,129.79-573,281.96

Finding the Fourth Proportional to 1,002,992.60, 1,384,129.79 and 573,281.96

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Solution

The fourth proportional to 1,002,992.60, 1,384,129.79 and 573,281.96 is: 791,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,992.60 : 1,384,129.79 = 573,281.96 : x
  2. Step 2: Convert to fraction form
    1,002,992.60/1,384,129.79 = 573,281.96/x
  3. Step 3: Cross multiply
    1,002,992.60x = 1,384,129.79 × 573,281.96
  4. Step 4: Simplify right side
    1,002,992.60x = 793,496,629,118.53
  5. Step 5: Solve for x
    x = 793,496,629,118.53/1,002,992.60
  6. Step 6: Final answer
    x = 791,129.10

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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.