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Finding the Third Proportional to 3,018,411 and 4,486,590

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Solution

The third proportional to 3,018,411 and 4,486,590 is: 6,668,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,411 : 4,486,590 = 4,486,590 : x
  2. Step 2: Convert to fraction form
    3,018,411/4,486,590 = 4,486,590/x
  3. Step 3: Cross multiply
    3,018,411x = 4,486,590 × 4,486,590
  4. Step 4: Simplify right side
    3,018,411x = 20,129,489,828,100
  5. Step 5: Solve for x
    x = 20,129,489,828,100/3,018,411
  6. Step 6: Final answer
    x = 6,668,902.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.