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Finding the Third Proportional to 983,946 and 2,122,926

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Solution

The third proportional to 983,946 and 2,122,926 is: 4,580,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,946 : 2,122,926 = 2,122,926 : x
  2. Step 2: Convert to fraction form
    983,946/2,122,926 = 2,122,926/x
  3. Step 3: Cross multiply
    983,946x = 2,122,926 × 2,122,926
  4. Step 4: Simplify right side
    983,946x = 4,506,814,801,476
  5. Step 5: Solve for x
    x = 4,506,814,801,476/983,946
  6. Step 6: Final answer
    x = 4,580,347.70

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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.