Home / 1,255,707.46-1,883,518.86-545,735.56

Finding the Fourth Proportional to 1,255,707.46, 1,883,518.86 and 545,735.56

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Solution

The fourth proportional to 1,255,707.46, 1,883,518.86 and 545,735.56 is: 818,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,707.46 : 1,883,518.86 = 545,735.56 : x
  2. Step 2: Convert to fraction form
    1,255,707.46/1,883,518.86 = 545,735.56/x
  3. Step 3: Cross multiply
    1,255,707.46x = 1,883,518.86 × 545,735.56
  4. Step 4: Simplify right side
    1,255,707.46x = 1,027,903,219,832.66
  5. Step 5: Solve for x
    x = 1,027,903,219,832.66/1,255,707.46
  6. Step 6: Final answer
    x = 818,584.94

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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.