Home / 1,101,889.35-1,520,533.17-611,833.68

Finding the Fourth Proportional to 1,101,889.35, 1,520,533.17 and 611,833.68

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Solution

The fourth proportional to 1,101,889.35, 1,520,533.17 and 611,833.68 is: 844,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,889.35 : 1,520,533.17 = 611,833.68 : x
  2. Step 2: Convert to fraction form
    1,101,889.35/1,520,533.17 = 611,833.68/x
  3. Step 3: Cross multiply
    1,101,889.35x = 1,520,533.17 × 611,833.68
  4. Step 4: Simplify right side
    1,101,889.35x = 930,313,404,963.17
  5. Step 5: Solve for x
    x = 930,313,404,963.17/1,101,889.35
  6. Step 6: Final answer
    x = 844,289.32

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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.