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Finding the Third Proportional to 3,038,426 and 4,703,211

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Solution

The third proportional to 3,038,426 and 4,703,211 is: 7,280,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,426 : 4,703,211 = 4,703,211 : x
  2. Step 2: Convert to fraction form
    3,038,426/4,703,211 = 4,703,211/x
  3. Step 3: Cross multiply
    3,038,426x = 4,703,211 × 4,703,211
  4. Step 4: Simplify right side
    3,038,426x = 22,120,193,710,521
  5. Step 5: Solve for x
    x = 22,120,193,710,521/3,038,426
  6. Step 6: Final answer
    x = 7,280,148.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.