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Finding the Third Proportional to 473,310 and 1,018,791

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Solution

The third proportional to 473,310 and 1,018,791 is: 2,192,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,310 : 1,018,791 = 1,018,791 : x
  2. Step 2: Convert to fraction form
    473,310/1,018,791 = 1,018,791/x
  3. Step 3: Cross multiply
    473,310x = 1,018,791 × 1,018,791
  4. Step 4: Simplify right side
    473,310x = 1,037,935,101,681
  5. Step 5: Solve for x
    x = 1,037,935,101,681/473,310
  6. Step 6: Final answer
    x = 2,192,928.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.