Home / 1,449,191.46-1,999,946.73-804,611.77

Finding the Fourth Proportional to 1,449,191.46, 1,999,946.73 and 804,611.77

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Solution

The fourth proportional to 1,449,191.46, 1,999,946.73 and 804,611.77 is: 1,110,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,191.46 : 1,999,946.73 = 804,611.77 : x
  2. Step 2: Convert to fraction form
    1,449,191.46/1,999,946.73 = 804,611.77/x
  3. Step 3: Cross multiply
    1,449,191.46x = 1,999,946.73 × 804,611.77
  4. Step 4: Simplify right side
    1,449,191.46x = 1,609,180,678,331.01
  5. Step 5: Solve for x
    x = 1,609,180,678,331.01/1,449,191.46
  6. Step 6: Final answer
    x = 1,110,398.95

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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.