Home / 1,631,404.37-2,251,261.64-906,296.32

Finding the Fourth Proportional to 1,631,404.37, 2,251,261.64 and 906,296.32

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Solution

The fourth proportional to 1,631,404.37, 2,251,261.64 and 906,296.32 is: 1,250,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,404.37 : 2,251,261.64 = 906,296.32 : x
  2. Step 2: Convert to fraction form
    1,631,404.37/2,251,261.64 = 906,296.32/x
  3. Step 3: Cross multiply
    1,631,404.37x = 2,251,261.64 × 906,296.32
  4. Step 4: Simplify right side
    1,631,404.37x = 2,040,310,144,768.98
  5. Step 5: Solve for x
    x = 2,040,310,144,768.98/1,631,404.37
  6. Step 6: Final answer
    x = 1,250,646.49

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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.