Home / 1,101,940.88-1,653,022.04-409,692.86

Finding the Fourth Proportional to 1,101,940.88, 1,653,022.04 and 409,692.86

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Solution

The fourth proportional to 1,101,940.88, 1,653,022.04 and 409,692.86 is: 614,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,940.88 : 1,653,022.04 = 409,692.86 : x
  2. Step 2: Convert to fraction form
    1,101,940.88/1,653,022.04 = 409,692.86/x
  3. Step 3: Cross multiply
    1,101,940.88x = 1,653,022.04 × 409,692.86
  4. Step 4: Simplify right side
    1,101,940.88x = 677,231,316,897.06
  5. Step 5: Solve for x
    x = 677,231,316,897.06/1,101,940.88
  6. Step 6: Final answer
    x = 614,580.45

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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.