Home / 1,100,126.88-1,650,224.88-341,972.28

Finding the Fourth Proportional to 1,100,126.88, 1,650,224.88 and 341,972.28

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Solution

The fourth proportional to 1,100,126.88, 1,650,224.88 and 341,972.28 is: 512,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,126.88 : 1,650,224.88 = 341,972.28 : x
  2. Step 2: Convert to fraction form
    1,100,126.88/1,650,224.88 = 341,972.28/x
  3. Step 3: Cross multiply
    1,100,126.88x = 1,650,224.88 × 341,972.28
  4. Step 4: Simplify right side
    1,100,126.88x = 564,331,164,726.33
  5. Step 5: Solve for x
    x = 564,331,164,726.33/1,100,126.88
  6. Step 6: Final answer
    x = 512,969.16

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1.5x scale

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.