Home / 888,903.06-1,225,408.77-633,811.86

Finding the Fourth Proportional to 888,903.06, 1,225,408.77 and 633,811.86

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Solution

The fourth proportional to 888,903.06, 1,225,408.77 and 633,811.86 is: 873,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,903.06 : 1,225,408.77 = 633,811.86 : x
  2. Step 2: Convert to fraction form
    888,903.06/1,225,408.77 = 633,811.86/x
  3. Step 3: Cross multiply
    888,903.06x = 1,225,408.77 × 633,811.86
  4. Step 4: Simplify right side
    888,903.06x = 776,678,611,774.01
  5. Step 5: Solve for x
    x = 776,678,611,774.01/888,903.06
  6. Step 6: Final answer
    x = 873,749.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.