Home / 2,837,879.20-4,256,807.60-843,335.20

Finding the Fourth Proportional to 2,837,879.20, 4,256,807.60 and 843,335.20

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Solution

The fourth proportional to 2,837,879.20, 4,256,807.60 and 843,335.20 is: 1,264,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,879.20 : 4,256,807.60 = 843,335.20 : x
  2. Step 2: Convert to fraction form
    2,837,879.20/4,256,807.60 = 843,335.20/x
  3. Step 3: Cross multiply
    2,837,879.20x = 4,256,807.60 × 843,335.20
  4. Step 4: Simplify right side
    2,837,879.20x = 3,589,915,688,707.52
  5. Step 5: Solve for x
    x = 3,589,915,688,707.52/2,837,879.20
  6. Step 6: Final answer
    x = 1,264,999.47

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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.