Home / 1,091,977.77-1,638,199.95-382,028.97

Finding the Fourth Proportional to 1,091,977.77, 1,638,199.95 and 382,028.97

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Solution

The fourth proportional to 1,091,977.77, 1,638,199.95 and 382,028.97 is: 573,125.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,977.77 : 1,638,199.95 = 382,028.97 : x
  2. Step 2: Convert to fraction form
    1,091,977.77/1,638,199.95 = 382,028.97/x
  3. Step 3: Cross multiply
    1,091,977.77x = 1,638,199.95 × 382,028.97
  4. Step 4: Simplify right side
    1,091,977.77x = 625,839,839,552.55
  5. Step 5: Solve for x
    x = 625,839,839,552.55/1,091,977.77
  6. Step 6: Final answer
    x = 573,125.07

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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.