Home / 3,021,881.52-4,532,999.94-862,740.66

Finding the Fourth Proportional to 3,021,881.52, 4,532,999.94 and 862,740.66

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Solution

The fourth proportional to 3,021,881.52, 4,532,999.94 and 862,740.66 is: 1,294,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,881.52 : 4,532,999.94 = 862,740.66 : x
  2. Step 2: Convert to fraction form
    3,021,881.52/4,532,999.94 = 862,740.66/x
  3. Step 3: Cross multiply
    3,021,881.52x = 4,532,999.94 × 862,740.66
  4. Step 4: Simplify right side
    3,021,881.52x = 3,910,803,360,015.56
  5. Step 5: Solve for x
    x = 3,910,803,360,015.56/3,021,881.52
  6. Step 6: Final answer
    x = 1,294,161.71

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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.