Home / 2,126,381.33-3,188,289.26-847,186.00

Finding the Fourth Proportional to 2,126,381.33, 3,188,289.26 and 847,186.00

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Solution

The fourth proportional to 2,126,381.33, 3,188,289.26 and 847,186.00 is: 1,270,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,381.33 : 3,188,289.26 = 847,186.00 : x
  2. Step 2: Convert to fraction form
    2,126,381.33/3,188,289.26 = 847,186.00/x
  3. Step 3: Cross multiply
    2,126,381.33x = 3,188,289.26 × 847,186.00
  4. Step 4: Simplify right side
    2,126,381.33x = 2,701,074,019,169.60
  5. Step 5: Solve for x
    x = 2,701,074,019,169.60/2,126,381.33
  6. Step 6: Final answer
    x = 1,270,267.93

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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.