Home / 1,078,256.70-1,616,607.45-605,087.10

Finding the Fourth Proportional to 1,078,256.70, 1,616,607.45 and 605,087.10

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Solution

The fourth proportional to 1,078,256.70, 1,616,607.45 and 605,087.10 is: 907,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,256.70 : 1,616,607.45 = 605,087.10 : x
  2. Step 2: Convert to fraction form
    1,078,256.70/1,616,607.45 = 605,087.10/x
  3. Step 3: Cross multiply
    1,078,256.70x = 1,616,607.45 × 605,087.10
  4. Step 4: Simplify right side
    1,078,256.70x = 978,188,313,758.90
  5. Step 5: Solve for x
    x = 978,188,313,758.90/1,078,256.70
  6. Step 6: Final answer
    x = 907,194.28

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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.