Home / 1,473,380.20-2,207,996.70-1,091,319.40

Finding the Fourth Proportional to 1,473,380.20, 2,207,996.70 and 1,091,319.40

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Solution

The fourth proportional to 1,473,380.20, 2,207,996.70 and 1,091,319.40 is: 1,635,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,380.20 : 2,207,996.70 = 1,091,319.40 : x
  2. Step 2: Convert to fraction form
    1,473,380.20/2,207,996.70 = 1,091,319.40/x
  3. Step 3: Cross multiply
    1,473,380.20x = 2,207,996.70 × 1,091,319.40
  4. Step 4: Simplify right side
    1,473,380.20x = 2,409,629,633,845.98
  5. Step 5: Solve for x
    x = 2,409,629,633,845.98/1,473,380.20
  6. Step 6: Final answer
    x = 1,635,443.20

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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.