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Finding the Third Proportional to 1,964,871 and 3,124,440

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Solution

The third proportional to 1,964,871 and 3,124,440 is: 4,968,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,871 : 3,124,440 = 3,124,440 : x
  2. Step 2: Convert to fraction form
    1,964,871/3,124,440 = 3,124,440/x
  3. Step 3: Cross multiply
    1,964,871x = 3,124,440 × 3,124,440
  4. Step 4: Simplify right side
    1,964,871x = 9,762,125,313,600
  5. Step 5: Solve for x
    x = 9,762,125,313,600/1,964,871
  6. Step 6: Final answer
    x = 4,968,328.87

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.