Home / 1,665,662.88-2,298,615.54-901,716.44

Finding the Fourth Proportional to 1,665,662.88, 2,298,615.54 and 901,716.44

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Solution

The fourth proportional to 1,665,662.88, 2,298,615.54 and 901,716.44 is: 1,244,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,662.88 : 2,298,615.54 = 901,716.44 : x
  2. Step 2: Convert to fraction form
    1,665,662.88/2,298,615.54 = 901,716.44/x
  3. Step 3: Cross multiply
    1,665,662.88x = 2,298,615.54 × 901,716.44
  4. Step 4: Simplify right side
    1,665,662.88x = 2,072,699,421,657.48
  5. Step 5: Solve for x
    x = 2,072,699,421,657.48/1,665,662.88
  6. Step 6: Final answer
    x = 1,244,369.10

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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.