Home / 2,853,856.56-4,278,526.44-1,413,520.20

Finding the Fourth Proportional to 2,853,856.56, 4,278,526.44 and 1,413,520.20

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Solution

The fourth proportional to 2,853,856.56, 4,278,526.44 and 1,413,520.20 is: 2,119,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,856.56 : 4,278,526.44 = 1,413,520.20 : x
  2. Step 2: Convert to fraction form
    2,853,856.56/4,278,526.44 = 1,413,520.20/x
  3. Step 3: Cross multiply
    2,853,856.56x = 4,278,526.44 × 1,413,520.20
  4. Step 4: Simplify right side
    2,853,856.56x = 6,047,783,549,174.09
  5. Step 5: Solve for x
    x = 6,047,783,549,174.09/2,853,856.56
  6. Step 6: Final answer
    x = 2,119,161.71

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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.