Home / 1,257,367.22-1,735,118.43-713,470.52

Finding the Fourth Proportional to 1,257,367.22, 1,735,118.43 and 713,470.52

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Solution

The fourth proportional to 1,257,367.22, 1,735,118.43 and 713,470.52 is: 984,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,367.22 : 1,735,118.43 = 713,470.52 : x
  2. Step 2: Convert to fraction form
    1,257,367.22/1,735,118.43 = 713,470.52/x
  3. Step 3: Cross multiply
    1,257,367.22x = 1,735,118.43 × 713,470.52
  4. Step 4: Simplify right side
    1,257,367.22x = 1,237,955,839,838.09
  5. Step 5: Solve for x
    x = 1,237,955,839,838.09/1,257,367.22
  6. Step 6: Final answer
    x = 984,561.89

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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.