Home / 1,282,805.16-1,923,896.70-534,442.92

Finding the Fourth Proportional to 1,282,805.16, 1,923,896.70 and 534,442.92

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Solution

The fourth proportional to 1,282,805.16, 1,923,896.70 and 534,442.92 is: 801,534.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,805.16 : 1,923,896.70 = 534,442.92 : x
  2. Step 2: Convert to fraction form
    1,282,805.16/1,923,896.70 = 534,442.92/x
  3. Step 3: Cross multiply
    1,282,805.16x = 1,923,896.70 × 534,442.92
  4. Step 4: Simplify right side
    1,282,805.16x = 1,028,212,970,126.36
  5. Step 5: Solve for x
    x = 1,028,212,970,126.36/1,282,805.16
  6. Step 6: Final answer
    x = 801,534.79

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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.