Home / 1,318,379.82-1,975,524.15-914,360.10

Finding the Fourth Proportional to 1,318,379.82, 1,975,524.15 and 914,360.10

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Solution

The fourth proportional to 1,318,379.82, 1,975,524.15 and 914,360.10 is: 1,370,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,379.82 : 1,975,524.15 = 914,360.10 : x
  2. Step 2: Convert to fraction form
    1,318,379.82/1,975,524.15 = 914,360.10/x
  3. Step 3: Cross multiply
    1,318,379.82x = 1,975,524.15 × 914,360.10
  4. Step 4: Simplify right side
    1,318,379.82x = 1,806,340,459,346.41
  5. Step 5: Solve for x
    x = 1,806,340,459,346.41/1,318,379.82
  6. Step 6: Final answer
    x = 1,370,121.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.