Home / 1,328,710.56-1,992,100.28-529,752.48

Finding the Fourth Proportional to 1,328,710.56, 1,992,100.28 and 529,752.48

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Solution

The fourth proportional to 1,328,710.56, 1,992,100.28 and 529,752.48 is: 794,243.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,710.56 : 1,992,100.28 = 529,752.48 : x
  2. Step 2: Convert to fraction form
    1,328,710.56/1,992,100.28 = 529,752.48/x
  3. Step 3: Cross multiply
    1,328,710.56x = 1,992,100.28 × 529,752.48
  4. Step 4: Simplify right side
    1,328,710.56x = 1,055,320,063,738.69
  5. Step 5: Solve for x
    x = 1,055,320,063,738.69/1,328,710.56
  6. Step 6: Final answer
    x = 794,243.75

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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.