Home / 1,628,019.62-2,246,667.08-902,978.36

Finding the Fourth Proportional to 1,628,019.62, 2,246,667.08 and 902,978.36

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Solution

The fourth proportional to 1,628,019.62, 2,246,667.08 and 902,978.36 is: 1,246,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,019.62 : 2,246,667.08 = 902,978.36 : x
  2. Step 2: Convert to fraction form
    1,628,019.62/2,246,667.08 = 902,978.36/x
  3. Step 3: Cross multiply
    1,628,019.62x = 2,246,667.08 × 902,978.36
  4. Step 4: Simplify right side
    1,628,019.62x = 2,028,691,755,364.39
  5. Step 5: Solve for x
    x = 2,028,691,755,364.39/1,628,019.62
  6. Step 6: Final answer
    x = 1,246,110.14

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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.