Home / 1,101,200.89-1,519,667.59-617,776.41

Finding the Fourth Proportional to 1,101,200.89, 1,519,667.59 and 617,776.41

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Solution

The fourth proportional to 1,101,200.89, 1,519,667.59 and 617,776.41 is: 852,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,200.89 : 1,519,667.59 = 617,776.41 : x
  2. Step 2: Convert to fraction form
    1,101,200.89/1,519,667.59 = 617,776.41/x
  3. Step 3: Cross multiply
    1,101,200.89x = 1,519,667.59 × 617,776.41
  4. Step 4: Simplify right side
    1,101,200.89x = 938,814,788,143.55
  5. Step 5: Solve for x
    x = 938,814,788,143.55/1,101,200.89
  6. Step 6: Final answer
    x = 852,537.26

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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.