Home / 1,485,260.32-2,226,231.60-1,365,691.36

Finding the Fourth Proportional to 1,485,260.32, 2,226,231.60 and 1,365,691.36

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Solution

The fourth proportional to 1,485,260.32, 2,226,231.60 and 1,365,691.36 is: 2,047,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,260.32 : 2,226,231.60 = 1,365,691.36 : x
  2. Step 2: Convert to fraction form
    1,485,260.32/2,226,231.60 = 1,365,691.36/x
  3. Step 3: Cross multiply
    1,485,260.32x = 2,226,231.60 × 1,365,691.36
  4. Step 4: Simplify right side
    1,485,260.32x = 3,040,345,261,478.98
  5. Step 5: Solve for x
    x = 3,040,345,261,478.98/1,485,260.32
  6. Step 6: Final answer
    x = 2,047,011.71

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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.