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Finding the Third Proportional to 713,242 and 1,554,428

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Solution

The third proportional to 713,242 and 1,554,428 is: 3,387,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,242 : 1,554,428 = 1,554,428 : x
  2. Step 2: Convert to fraction form
    713,242/1,554,428 = 1,554,428/x
  3. Step 3: Cross multiply
    713,242x = 1,554,428 × 1,554,428
  4. Step 4: Simplify right side
    713,242x = 2,416,246,407,184
  5. Step 5: Solve for x
    x = 2,416,246,407,184/713,242
  6. Step 6: Final answer
    x = 3,387,695.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.