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Finding the Third Proportional to 1,098,634.32 and 2,409,994.98

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Solution

The third proportional to 1,098,634.32 and 2,409,994.98 is: 5,286,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,634.32 : 2,409,994.98 = 2,409,994.98 : x
  2. Step 2: Convert to fraction form
    1,098,634.32/2,409,994.98 = 2,409,994.98/x
  3. Step 3: Cross multiply
    1,098,634.32x = 2,409,994.98 × 2,409,994.98
  4. Step 4: Simplify right side
    1,098,634.32x = 5,808,075,791,763.69
  5. Step 5: Solve for x
    x = 5,808,075,791,763.69/1,098,634.32
  6. Step 6: Final answer
    x = 5,286,632.38

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.