Home / 1,519,454.70-2,279,319.35-439,951.50

Finding the Fourth Proportional to 1,519,454.70, 2,279,319.35 and 439,951.50

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Solution

The fourth proportional to 1,519,454.70, 2,279,319.35 and 439,951.50 is: 659,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,454.70 : 2,279,319.35 = 439,951.50 : x
  2. Step 2: Convert to fraction form
    1,519,454.70/2,279,319.35 = 439,951.50/x
  3. Step 3: Cross multiply
    1,519,454.70x = 2,279,319.35 × 439,951.50
  4. Step 4: Simplify right side
    1,519,454.70x = 1,002,789,964,811.77
  5. Step 5: Solve for x
    x = 1,002,789,964,811.77/1,519,454.70
  6. Step 6: Final answer
    x = 659,967.00

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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.