Home / 1,850,940.90-2,777,448.15-785,801.70

Finding the Fourth Proportional to 1,850,940.90, 2,777,448.15 and 785,801.70

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Solution

The fourth proportional to 1,850,940.90, 2,777,448.15 and 785,801.70 is: 1,179,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,940.90 : 2,777,448.15 = 785,801.70 : x
  2. Step 2: Convert to fraction form
    1,850,940.90/2,777,448.15 = 785,801.70/x
  3. Step 3: Cross multiply
    1,850,940.90x = 2,777,448.15 × 785,801.70
  4. Step 4: Simplify right side
    1,850,940.90x = 2,182,523,477,931.85
  5. Step 5: Solve for x
    x = 2,182,523,477,931.85/1,850,940.90
  6. Step 6: Final answer
    x = 1,179,142.71

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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.