Home / 1,314,154.98-1,813,191.08-769,998.42

Finding the Fourth Proportional to 1,314,154.98, 1,813,191.08 and 769,998.42

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Solution

The fourth proportional to 1,314,154.98, 1,813,191.08 and 769,998.42 is: 1,062,396.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,154.98 : 1,813,191.08 = 769,998.42 : x
  2. Step 2: Convert to fraction form
    1,314,154.98/1,813,191.08 = 769,998.42/x
  3. Step 3: Cross multiply
    1,314,154.98x = 1,813,191.08 × 769,998.42
  4. Step 4: Simplify right side
    1,314,154.98x = 1,396,154,262,908.10
  5. Step 5: Solve for x
    x = 1,396,154,262,908.10/1,314,154.98
  6. Step 6: Final answer
    x = 1,062,396.97

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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.