Home / 4,940,921.79-7,410,541.77-1,345,847.76

Finding the Fourth Proportional to 4,940,921.79, 7,410,541.77 and 1,345,847.76

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Solution

The fourth proportional to 4,940,921.79, 7,410,541.77 and 1,345,847.76 is: 2,018,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,921.79 : 7,410,541.77 = 1,345,847.76 : x
  2. Step 2: Convert to fraction form
    4,940,921.79/7,410,541.77 = 1,345,847.76/x
  3. Step 3: Cross multiply
    4,940,921.79x = 7,410,541.77 × 1,345,847.76
  4. Step 4: Simplify right side
    4,940,921.79x = 9,973,461,041,540.94
  5. Step 5: Solve for x
    x = 9,973,461,041,540.94/4,940,921.79
  6. Step 6: Final answer
    x = 2,018,542.58

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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.