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Finding the Third Proportional to 717,810 and 1,045,557

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Solution

The third proportional to 717,810 and 1,045,557 is: 1,522,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,810 : 1,045,557 = 1,045,557 : x
  2. Step 2: Convert to fraction form
    717,810/1,045,557 = 1,045,557/x
  3. Step 3: Cross multiply
    717,810x = 1,045,557 × 1,045,557
  4. Step 4: Simplify right side
    717,810x = 1,093,189,440,249
  5. Step 5: Solve for x
    x = 1,093,189,440,249/717,810
  6. Step 6: Final answer
    x = 1,522,950.98

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.