Home / 1,255,940.20-1,883,327.10-545,602.60

Finding the Fourth Proportional to 1,255,940.20, 1,883,327.10 and 545,602.60

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Solution

The fourth proportional to 1,255,940.20, 1,883,327.10 and 545,602.60 is: 818,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,940.20 : 1,883,327.10 = 545,602.60 : x
  2. Step 2: Convert to fraction form
    1,255,940.20/1,883,327.10 = 545,602.60/x
  3. Step 3: Cross multiply
    1,255,940.20x = 1,883,327.10 × 545,602.60
  4. Step 4: Simplify right side
    1,255,940.20x = 1,027,548,162,410.46
  5. Step 5: Solve for x
    x = 1,027,548,162,410.46/1,255,940.20
  6. Step 6: Final answer
    x = 818,150.55

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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.