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Finding the Third Proportional to 916,019 and 1,346,658

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Solution

The third proportional to 916,019 and 1,346,658 is: 1,979,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,019 : 1,346,658 = 1,346,658 : x
  2. Step 2: Convert to fraction form
    916,019/1,346,658 = 1,346,658/x
  3. Step 3: Cross multiply
    916,019x = 1,346,658 × 1,346,658
  4. Step 4: Simplify right side
    916,019x = 1,813,487,768,964
  5. Step 5: Solve for x
    x = 1,813,487,768,964/916,019
  6. Step 6: Final answer
    x = 1,979,749.08

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.