Home / 1,011,083.87-1,394,654.99-768,835.35

Finding the Fourth Proportional to 1,011,083.87, 1,394,654.99 and 768,835.35

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Solution

The fourth proportional to 1,011,083.87, 1,394,654.99 and 768,835.35 is: 1,060,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,083.87 : 1,394,654.99 = 768,835.35 : x
  2. Step 2: Convert to fraction form
    1,011,083.87/1,394,654.99 = 768,835.35/x
  3. Step 3: Cross multiply
    1,011,083.87x = 1,394,654.99 × 768,835.35
  4. Step 4: Simplify right side
    1,011,083.87x = 1,072,260,053,521.72
  5. Step 5: Solve for x
    x = 1,072,260,053,521.72/1,011,083.87
  6. Step 6: Final answer
    x = 1,060,505.55

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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.