Home / 1,301,619.42-1,951,681.62-693,659.22

Finding the Fourth Proportional to 1,301,619.42, 1,951,681.62 and 693,659.22

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Solution

The fourth proportional to 1,301,619.42, 1,951,681.62 and 693,659.22 is: 1,040,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,619.42 : 1,951,681.62 = 693,659.22 : x
  2. Step 2: Convert to fraction form
    1,301,619.42/1,951,681.62 = 693,659.22/x
  3. Step 3: Cross multiply
    1,301,619.42x = 1,951,681.62 × 693,659.22
  4. Step 4: Simplify right side
    1,301,619.42x = 1,353,801,950,217.54
  5. Step 5: Solve for x
    x = 1,353,801,950,217.54/1,301,619.42
  6. Step 6: Final answer
    x = 1,040,090.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.