Home / 2,072,122.78-3,108,604.56-651,848.53

Finding the Fourth Proportional to 2,072,122.78, 3,108,604.56 and 651,848.53

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Solution

The fourth proportional to 2,072,122.78, 3,108,604.56 and 651,848.53 is: 977,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,122.78 : 3,108,604.56 = 651,848.53 : x
  2. Step 2: Convert to fraction form
    2,072,122.78/3,108,604.56 = 651,848.53/x
  3. Step 3: Cross multiply
    2,072,122.78x = 3,108,604.56 × 651,848.53
  4. Step 4: Simplify right side
    2,072,122.78x = 2,026,339,312,787.30
  5. Step 5: Solve for x
    x = 2,026,339,312,787.30/2,072,122.78
  6. Step 6: Final answer
    x = 977,905.04

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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.