Home / 3,021,389.52-4,532,234.86-862,734.80

Finding the Fourth Proportional to 3,021,389.52, 4,532,234.86 and 862,734.80

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Solution

The fourth proportional to 3,021,389.52, 4,532,234.86 and 862,734.80 is: 1,294,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,389.52 : 4,532,234.86 = 862,734.80 : x
  2. Step 2: Convert to fraction form
    3,021,389.52/4,532,234.86 = 862,734.80/x
  3. Step 3: Cross multiply
    3,021,389.52x = 4,532,234.86 × 862,734.80
  4. Step 4: Simplify right side
    3,021,389.52x = 3,910,116,735,495.13
  5. Step 5: Solve for x
    x = 3,910,116,735,495.13/3,021,389.52
  6. Step 6: Final answer
    x = 1,294,145.20

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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.