Home / 1,665,640.48-2,298,583.38-901,693.48

Finding the Fourth Proportional to 1,665,640.48, 2,298,583.38 and 901,693.48

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Solution

The fourth proportional to 1,665,640.48, 2,298,583.38 and 901,693.48 is: 1,244,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,640.48 : 2,298,583.38 = 901,693.48 : x
  2. Step 2: Convert to fraction form
    1,665,640.48/2,298,583.38 = 901,693.48/x
  3. Step 3: Cross multiply
    1,665,640.48x = 2,298,583.38 × 901,693.48
  4. Step 4: Simplify right side
    1,665,640.48x = 2,072,617,646,982.36
  5. Step 5: Solve for x
    x = 2,072,617,646,982.36/1,665,640.48
  6. Step 6: Final answer
    x = 1,244,336.74

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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.