Home / 2,117,468.92-2,920,924.38-1,301,105.56

Finding the Fourth Proportional to 2,117,468.92, 2,920,924.38 and 1,301,105.56

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Solution

The fourth proportional to 2,117,468.92, 2,920,924.38 and 1,301,105.56 is: 1,794,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,468.92 : 2,920,924.38 = 1,301,105.56 : x
  2. Step 2: Convert to fraction form
    2,117,468.92/2,920,924.38 = 1,301,105.56/x
  3. Step 3: Cross multiply
    2,117,468.92x = 2,920,924.38 × 1,301,105.56
  4. Step 4: Simplify right side
    2,117,468.92x = 3,800,430,951,157.55
  5. Step 5: Solve for x
    x = 3,800,430,951,157.55/2,117,468.92
  6. Step 6: Final answer
    x = 1,794,798.93

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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.