Home / 1,255,953.20-1,883,346.60-545,615.60

Finding the Fourth Proportional to 1,255,953.20, 1,883,346.60 and 545,615.60

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Solution

The fourth proportional to 1,255,953.20, 1,883,346.60 and 545,615.60 is: 818,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,953.20 : 1,883,346.60 = 545,615.60 : x
  2. Step 2: Convert to fraction form
    1,255,953.20/1,883,346.60 = 545,615.60/x
  3. Step 3: Cross multiply
    1,255,953.20x = 1,883,346.60 × 545,615.60
  4. Step 4: Simplify right side
    1,255,953.20x = 1,027,583,285,166.96
  5. Step 5: Solve for x
    x = 1,027,583,285,166.96/1,255,953.20
  6. Step 6: Final answer
    x = 818,170.04

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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.