Home / 1,479,939.15-2,219,658.35-414,736.05

Finding the Fourth Proportional to 1,479,939.15, 2,219,658.35 and 414,736.05

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Solution

The fourth proportional to 1,479,939.15, 2,219,658.35 and 414,736.05 is: 622,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,939.15 : 2,219,658.35 = 414,736.05 : x
  2. Step 2: Convert to fraction form
    1,479,939.15/2,219,658.35 = 414,736.05/x
  3. Step 3: Cross multiply
    1,479,939.15x = 2,219,658.35 × 414,736.05
  4. Step 4: Simplify right side
    1,479,939.15x = 920,572,334,354.84
  5. Step 5: Solve for x
    x = 920,572,334,354.84/1,479,939.15
  6. Step 6: Final answer
    x = 622,033.91

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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.