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Finding the Third Proportional to 3,831,730 and 6,385,959

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Solution

The third proportional to 3,831,730 and 6,385,959 is: 10,642,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,730 : 6,385,959 = 6,385,959 : x
  2. Step 2: Convert to fraction form
    3,831,730/6,385,959 = 6,385,959/x
  3. Step 3: Cross multiply
    3,831,730x = 6,385,959 × 6,385,959
  4. Step 4: Simplify right side
    3,831,730x = 40,780,472,349,681
  5. Step 5: Solve for x
    x = 40,780,472,349,681/3,831,730
  6. Step 6: Final answer
    x = 10,642,835.57

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.