Home / 2,812,879.92-3,881,543.60-1,589,291.52

Finding the Fourth Proportional to 2,812,879.92, 3,881,543.60 and 1,589,291.52

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Solution

The fourth proportional to 2,812,879.92, 3,881,543.60 and 1,589,291.52 is: 2,193,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,879.92 : 3,881,543.60 = 1,589,291.52 : x
  2. Step 2: Convert to fraction form
    2,812,879.92/3,881,543.60 = 1,589,291.52/x
  3. Step 3: Cross multiply
    2,812,879.92x = 3,881,543.60 × 1,589,291.52
  4. Step 4: Simplify right side
    2,812,879.92x = 6,168,904,327,990.27
  5. Step 5: Solve for x
    x = 6,168,904,327,990.27/2,812,879.92
  6. Step 6: Final answer
    x = 2,193,091.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.