Home / 1,928,563.20-2,892,326.40-580,723.20

Finding the Fourth Proportional to 1,928,563.20, 2,892,326.40 and 580,723.20

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Solution

The fourth proportional to 1,928,563.20, 2,892,326.40 and 580,723.20 is: 870,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,563.20 : 2,892,326.40 = 580,723.20 : x
  2. Step 2: Convert to fraction form
    1,928,563.20/2,892,326.40 = 580,723.20/x
  3. Step 3: Cross multiply
    1,928,563.20x = 2,892,326.40 × 580,723.20
  4. Step 4: Simplify right side
    1,928,563.20x = 1,679,641,042,452.48
  5. Step 5: Solve for x
    x = 1,679,641,042,452.48/1,928,563.20
  6. Step 6: Final answer
    x = 870,928.70

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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.