Home / 1,255,960.20-1,883,357.10-545,622.60

Finding the Fourth Proportional to 1,255,960.20, 1,883,357.10 and 545,622.60

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Solution

The fourth proportional to 1,255,960.20, 1,883,357.10 and 545,622.60 is: 818,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,960.20 : 1,883,357.10 = 545,622.60 : x
  2. Step 2: Convert to fraction form
    1,255,960.20/1,883,357.10 = 545,622.60/x
  3. Step 3: Cross multiply
    1,255,960.20x = 1,883,357.10 × 545,622.60
  4. Step 4: Simplify right side
    1,255,960.20x = 1,027,602,197,630.46
  5. Step 5: Solve for x
    x = 1,027,602,197,630.46/1,255,960.20
  6. Step 6: Final answer
    x = 818,180.54

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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.