Home / 1,449,902.58-2,000,809.86-805,363.88

Finding the Fourth Proportional to 1,449,902.58, 2,000,809.86 and 805,363.88

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Solution

The fourth proportional to 1,449,902.58, 2,000,809.86 and 805,363.88 is: 1,111,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,902.58 : 2,000,809.86 = 805,363.88 : x
  2. Step 2: Convert to fraction form
    1,449,902.58/2,000,809.86 = 805,363.88/x
  3. Step 3: Cross multiply
    1,449,902.58x = 2,000,809.86 × 805,363.88
  4. Step 4: Simplify right side
    1,449,902.58x = 1,611,379,991,991.86
  5. Step 5: Solve for x
    x = 1,611,379,991,991.86/1,449,902.58
  6. Step 6: Final answer
    x = 1,111,371.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.