Home / 1,479,919.40-2,218,907.10-580,819.40

Finding the Fourth Proportional to 1,479,919.40, 2,218,907.10 and 580,819.40

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Solution

The fourth proportional to 1,479,919.40, 2,218,907.10 and 580,819.40 is: 870,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,919.40 : 2,218,907.10 = 580,819.40 : x
  2. Step 2: Convert to fraction form
    1,479,919.40/2,218,907.10 = 580,819.40/x
  3. Step 3: Cross multiply
    1,479,919.40x = 2,218,907.10 × 580,819.40
  4. Step 4: Simplify right side
    1,479,919.40x = 1,288,784,290,477.74
  5. Step 5: Solve for x
    x = 1,288,784,290,477.74/1,479,919.40
  6. Step 6: Final answer
    x = 870,847.62

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1.5x scale

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.