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Finding the Third Proportional to 931,567 and 1,318,435

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Solution

The third proportional to 931,567 and 1,318,435 is: 1,865,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,567 : 1,318,435 = 1,318,435 : x
  2. Step 2: Convert to fraction form
    931,567/1,318,435 = 1,318,435/x
  3. Step 3: Cross multiply
    931,567x = 1,318,435 × 1,318,435
  4. Step 4: Simplify right side
    931,567x = 1,738,270,849,225
  5. Step 5: Solve for x
    x = 1,738,270,849,225/931,567
  6. Step 6: Final answer
    x = 1,865,964.39

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.