Home / 1,300,231.26-1,794,221.70-727,160.70

Finding the Fourth Proportional to 1,300,231.26, 1,794,221.70 and 727,160.70

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Solution

The fourth proportional to 1,300,231.26, 1,794,221.70 and 727,160.70 is: 1,003,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,231.26 : 1,794,221.70 = 727,160.70 : x
  2. Step 2: Convert to fraction form
    1,300,231.26/1,794,221.70 = 727,160.70/x
  3. Step 3: Cross multiply
    1,300,231.26x = 1,794,221.70 × 727,160.70
  4. Step 4: Simplify right side
    1,300,231.26x = 1,304,687,507,327.19
  5. Step 5: Solve for x
    x = 1,304,687,507,327.19/1,300,231.26
  6. Step 6: Final answer
    x = 1,003,427.27

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1.5x scale

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.