Home / 1,449,409.80-2,000,235.84-804,840.78

Finding the Fourth Proportional to 1,449,409.80, 2,000,235.84 and 804,840.78

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Solution

The fourth proportional to 1,449,409.80, 2,000,235.84 and 804,840.78 is: 1,110,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,409.80 : 2,000,235.84 = 804,840.78 : x
  2. Step 2: Convert to fraction form
    1,449,409.80/2,000,235.84 = 804,840.78/x
  3. Step 3: Cross multiply
    1,449,409.80x = 2,000,235.84 × 804,840.78
  4. Step 4: Simplify right side
    1,449,409.80x = 1,609,871,373,649.56
  5. Step 5: Solve for x
    x = 1,609,871,373,649.56/1,449,409.80
  6. Step 6: Final answer
    x = 1,110,708.22

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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.