Home / 1,101,157.84-1,519,667.64-617,754.30

Finding the Fourth Proportional to 1,101,157.84, 1,519,667.64 and 617,754.30

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Solution

The fourth proportional to 1,101,157.84, 1,519,667.64 and 617,754.30 is: 852,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,157.84 : 1,519,667.64 = 617,754.30 : x
  2. Step 2: Convert to fraction form
    1,101,157.84/1,519,667.64 = 617,754.30/x
  3. Step 3: Cross multiply
    1,101,157.84x = 1,519,667.64 × 617,754.30
  4. Step 4: Simplify right side
    1,101,157.84x = 938,781,219,180.85
  5. Step 5: Solve for x
    x = 938,781,219,180.85/1,101,157.84
  6. Step 6: Final answer
    x = 852,540.10

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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.