Home / 886,808.15-1,330,212.23-872,811.35

Finding the Fourth Proportional to 886,808.15, 1,330,212.23 and 872,811.35

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Solution

The fourth proportional to 886,808.15, 1,330,212.23 and 872,811.35 is: 1,309,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,808.15 : 1,330,212.23 = 872,811.35 : x
  2. Step 2: Convert to fraction form
    886,808.15/1,330,212.23 = 872,811.35/x
  3. Step 3: Cross multiply
    886,808.15x = 1,330,212.23 × 872,811.35
  4. Step 4: Simplify right side
    886,808.15x = 1,161,024,332,252.81
  5. Step 5: Solve for x
    x = 1,161,024,332,252.81/886,808.15
  6. Step 6: Final answer
    x = 1,309,217.03

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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.