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Finding the Third Proportional to 571,430 and 1,206,476

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Solution

The third proportional to 571,430 and 1,206,476 is: 2,547,266.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,430 : 1,206,476 = 1,206,476 : x
  2. Step 2: Convert to fraction form
    571,430/1,206,476 = 1,206,476/x
  3. Step 3: Cross multiply
    571,430x = 1,206,476 × 1,206,476
  4. Step 4: Simplify right side
    571,430x = 1,455,584,338,576
  5. Step 5: Solve for x
    x = 1,455,584,338,576/571,430
  6. Step 6: Final answer
    x = 2,547,266.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.