Home / 1,300,457.62-1,794,634.14-727,507.36

Finding the Fourth Proportional to 1,300,457.62, 1,794,634.14 and 727,507.36

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Solution

The fourth proportional to 1,300,457.62, 1,794,634.14 and 727,507.36 is: 1,003,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,457.62 : 1,794,634.14 = 727,507.36 : x
  2. Step 2: Convert to fraction form
    1,300,457.62/1,794,634.14 = 727,507.36/x
  3. Step 3: Cross multiply
    1,300,457.62x = 1,794,634.14 × 727,507.36
  4. Step 4: Simplify right side
    1,300,457.62x = 1,305,609,545,357.27
  5. Step 5: Solve for x
    x = 1,305,609,545,357.27/1,300,457.62
  6. Step 6: Final answer
    x = 1,003,961.62

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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.