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Finding the Third Proportional to 722,664 and 1,073,518

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Solution

The third proportional to 722,664 and 1,073,518 is: 1,594,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,664 : 1,073,518 = 1,073,518 : x
  2. Step 2: Convert to fraction form
    722,664/1,073,518 = 1,073,518/x
  3. Step 3: Cross multiply
    722,664x = 1,073,518 × 1,073,518
  4. Step 4: Simplify right side
    722,664x = 1,152,440,896,324
  5. Step 5: Solve for x
    x = 1,152,440,896,324/722,664
  6. Step 6: Final answer
    x = 1,594,711.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.