Home / 4,966,606-7,443,676.32-2,123,376.40

Finding the Fourth Proportional to 4,966,606, 7,443,676.32 and 2,123,376.40

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Solution

The fourth proportional to 4,966,606, 7,443,676.32 and 2,123,376.40 is: 3,182,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966,606 : 7,443,676.32 = 2,123,376.40 : x
  2. Step 2: Convert to fraction form
    4,966,606/7,443,676.32 = 2,123,376.40/x
  3. Step 3: Cross multiply
    4,966,606x = 7,443,676.32 × 2,123,376.40
  4. Step 4: Simplify right side
    4,966,606x = 15,805,726,627,126.85
  5. Step 5: Solve for x
    x = 15,805,726,627,126.85/4,966,606
  6. Step 6: Final answer
    x = 3,182,399.94

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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.