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Finding the Fourth Proportional to 1,800,448.60, 2,484,924.60 and 1,036,944.22

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Solution

The fourth proportional to 1,800,448.60, 2,484,924.60 and 1,036,944.22 is: 1,431,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,448.60 : 2,484,924.60 = 1,036,944.22 : x
  2. Step 2: Convert to fraction form
    1,800,448.60/2,484,924.60 = 1,036,944.22/x
  3. Step 3: Cross multiply
    1,800,448.60x = 2,484,924.60 × 1,036,944.22
  4. Step 4: Simplify right side
    1,800,448.60x = 2,576,728,201,105.81
  5. Step 5: Solve for x
    x = 2,576,728,201,105.81/1,800,448.60
  6. Step 6: Final answer
    x = 1,431,158.99

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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.