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Finding the Third Proportional to 935,143 and 2,016,220

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Solution

The third proportional to 935,143 and 2,016,220 is: 4,347,081.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,143 : 2,016,220 = 2,016,220 : x
  2. Step 2: Convert to fraction form
    935,143/2,016,220 = 2,016,220/x
  3. Step 3: Cross multiply
    935,143x = 2,016,220 × 2,016,220
  4. Step 4: Simplify right side
    935,143x = 4,065,143,088,400
  5. Step 5: Solve for x
    x = 4,065,143,088,400/935,143
  6. Step 6: Final answer
    x = 4,347,081.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.