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Finding the Third Proportional to 607,416 and 1,329,228

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Solution

The third proportional to 607,416 and 1,329,228 is: 2,908,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,416 : 1,329,228 = 1,329,228 : x
  2. Step 2: Convert to fraction form
    607,416/1,329,228 = 1,329,228/x
  3. Step 3: Cross multiply
    607,416x = 1,329,228 × 1,329,228
  4. Step 4: Simplify right side
    607,416x = 1,766,847,075,984
  5. Step 5: Solve for x
    x = 1,766,847,075,984/607,416
  6. Step 6: Final answer
    x = 2,908,792.45

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.