Home / 1,479,954.15-2,219,680.85-414,751.05

Finding the Fourth Proportional to 1,479,954.15, 2,219,680.85 and 414,751.05

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Solution

The fourth proportional to 1,479,954.15, 2,219,680.85 and 414,751.05 is: 622,056.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,954.15 : 2,219,680.85 = 414,751.05 : x
  2. Step 2: Convert to fraction form
    1,479,954.15/2,219,680.85 = 414,751.05/x
  3. Step 3: Cross multiply
    1,479,954.15x = 2,219,680.85 × 414,751.05
  4. Step 4: Simplify right side
    1,479,954.15x = 920,614,961,128.64
  5. Step 5: Solve for x
    x = 920,614,961,128.64/1,479,954.15
  6. Step 6: Final answer
    x = 622,056.41

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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.