Home / 886,827.15-1,330,240.73-872,830.35

Finding the Fourth Proportional to 886,827.15, 1,330,240.73 and 872,830.35

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Solution

The fourth proportional to 886,827.15, 1,330,240.73 and 872,830.35 is: 1,309,245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,827.15 : 1,330,240.73 = 872,830.35 : x
  2. Step 2: Convert to fraction form
    886,827.15/1,330,240.73 = 872,830.35/x
  3. Step 3: Cross multiply
    886,827.15x = 1,330,240.73 × 872,830.35
  4. Step 4: Simplify right side
    886,827.15x = 1,161,074,481,950.16
  5. Step 5: Solve for x
    x = 1,161,074,481,950.16/886,827.15
  6. Step 6: Final answer
    x = 1,309,245.53

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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.