Home / 1,641,779.42-2,463,120.60-789,563.95

Finding the Fourth Proportional to 1,641,779.42, 2,463,120.60 and 789,563.95

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Solution

The fourth proportional to 1,641,779.42, 2,463,120.60 and 789,563.95 is: 1,184,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,779.42 : 2,463,120.60 = 789,563.95 : x
  2. Step 2: Convert to fraction form
    1,641,779.42/2,463,120.60 = 789,563.95/x
  3. Step 3: Cross multiply
    1,641,779.42x = 2,463,120.60 × 789,563.95
  4. Step 4: Simplify right side
    1,641,779.42x = 1,944,791,234,998.76
  5. Step 5: Solve for x
    x = 1,944,791,234,998.76/1,641,779.42
  6. Step 6: Final answer
    x = 1,184,563.05

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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.