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Finding the Third Proportional to 403,060 and 879,804

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Solution

The third proportional to 403,060 and 879,804 is: 1,920,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,060 : 879,804 = 879,804 : x
  2. Step 2: Convert to fraction form
    403,060/879,804 = 879,804/x
  3. Step 3: Cross multiply
    403,060x = 879,804 × 879,804
  4. Step 4: Simplify right side
    403,060x = 774,055,078,416
  5. Step 5: Solve for x
    x = 774,055,078,416/403,060
  6. Step 6: Final answer
    x = 1,920,446.28

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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.