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Finding the Third Proportional to 3,123,315 and 4,724,338.50

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Solution

The third proportional to 3,123,315 and 4,724,338.50 is: 7,146,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,315 : 4,724,338.50 = 4,724,338.50 : x
  2. Step 2: Convert to fraction form
    3,123,315/4,724,338.50 = 4,724,338.50/x
  3. Step 3: Cross multiply
    3,123,315x = 4,724,338.50 × 4,724,338.50
  4. Step 4: Simplify right side
    3,123,315x = 22,319,374,262,582.25
  5. Step 5: Solve for x
    x = 22,319,374,262,582.25/3,123,315
  6. Step 6: Final answer
    x = 7,146,052.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.