Home / 2,072,321.80-3,107,400.12-651,996.52

Finding the Fourth Proportional to 2,072,321.80, 3,107,400.12 and 651,996.52

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Solution

The fourth proportional to 2,072,321.80, 3,107,400.12 and 651,996.52 is: 977,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,321.80 : 3,107,400.12 = 651,996.52 : x
  2. Step 2: Convert to fraction form
    2,072,321.80/3,107,400.12 = 651,996.52/x
  3. Step 3: Cross multiply
    2,072,321.80x = 3,107,400.12 × 651,996.52
  4. Step 4: Simplify right side
    2,072,321.80x = 2,026,014,064,487.58
  5. Step 5: Solve for x
    x = 2,026,014,064,487.58/2,072,321.80
  6. Step 6: Final answer
    x = 977,654.18

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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.