Home / 2,072,125.78-3,108,609.06-651,851.53

Finding the Fourth Proportional to 2,072,125.78, 3,108,609.06 and 651,851.53

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Solution

The fourth proportional to 2,072,125.78, 3,108,609.06 and 651,851.53 is: 977,909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,125.78 : 3,108,609.06 = 651,851.53 : x
  2. Step 2: Convert to fraction form
    2,072,125.78/3,108,609.06 = 651,851.53/x
  3. Step 3: Cross multiply
    2,072,125.78x = 3,108,609.06 × 651,851.53
  4. Step 4: Simplify right side
    2,072,125.78x = 2,026,351,571,932.86
  5. Step 5: Solve for x
    x = 2,026,351,571,932.86/2,072,125.78
  6. Step 6: Final answer
    x = 977,909.54

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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.