Home / 1,662,054.20-2,494,310.10-665,497.40

Finding the Fourth Proportional to 1,662,054.20, 2,494,310.10 and 665,497.40

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Solution

The fourth proportional to 1,662,054.20, 2,494,310.10 and 665,497.40 is: 998,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,054.20 : 2,494,310.10 = 665,497.40 : x
  2. Step 2: Convert to fraction form
    1,662,054.20/2,494,310.10 = 665,497.40/x
  3. Step 3: Cross multiply
    1,662,054.20x = 2,494,310.10 × 665,497.40
  4. Step 4: Simplify right side
    1,662,054.20x = 1,659,956,886,343.74
  5. Step 5: Solve for x
    x = 1,659,956,886,343.74/1,662,054.20
  6. Step 6: Final answer
    x = 998,738.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.