Home / 1,059,988.77-1,589,780.24-411,564.90

Finding the Fourth Proportional to 1,059,988.77, 1,589,780.24 and 411,564.90

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Solution

The fourth proportional to 1,059,988.77, 1,589,780.24 and 411,564.90 is: 617,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,988.77 : 1,589,780.24 = 411,564.90 : x
  2. Step 2: Convert to fraction form
    1,059,988.77/1,589,780.24 = 411,564.90/x
  3. Step 3: Cross multiply
    1,059,988.77x = 1,589,780.24 × 411,564.90
  4. Step 4: Simplify right side
    1,059,988.77x = 654,297,735,490.85
  5. Step 5: Solve for x
    x = 654,297,735,490.85/1,059,988.77
  6. Step 6: Final answer
    x = 617,268.56

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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.