Home / 1,479,919.64-2,218,980.54-580,283.54

Finding the Fourth Proportional to 1,479,919.64, 2,218,980.54 and 580,283.54

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Solution

The fourth proportional to 1,479,919.64, 2,218,980.54 and 580,283.54 is: 870,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,919.64 : 2,218,980.54 = 580,283.54 : x
  2. Step 2: Convert to fraction form
    1,479,919.64/2,218,980.54 = 580,283.54/x
  3. Step 3: Cross multiply
    1,479,919.64x = 2,218,980.54 × 580,283.54
  4. Step 4: Simplify right side
    1,479,919.64x = 1,287,637,882,942.31
  5. Step 5: Solve for x
    x = 1,287,637,882,942.31/1,479,919.64
  6. Step 6: Final answer
    x = 870,072.84

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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.