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Finding the Third Proportional to 719,617 and 1,551,335

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Solution

The third proportional to 719,617 and 1,551,335 is: 3,344,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,617 : 1,551,335 = 1,551,335 : x
  2. Step 2: Convert to fraction form
    719,617/1,551,335 = 1,551,335/x
  3. Step 3: Cross multiply
    719,617x = 1,551,335 × 1,551,335
  4. Step 4: Simplify right side
    719,617x = 2,406,640,282,225
  5. Step 5: Solve for x
    x = 2,406,640,282,225/719,617
  6. Step 6: Final answer
    x = 3,344,334.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.