Home / 2,672,834.59-3,684,943.56-2,123,373.39

Finding the Fourth Proportional to 2,672,834.59, 3,684,943.56 and 2,123,373.39

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Solution

The fourth proportional to 2,672,834.59, 3,684,943.56 and 2,123,373.39 is: 2,927,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,834.59 : 3,684,943.56 = 2,123,373.39 : x
  2. Step 2: Convert to fraction form
    2,672,834.59/3,684,943.56 = 2,123,373.39/x
  3. Step 3: Cross multiply
    2,672,834.59x = 3,684,943.56 × 2,123,373.39
  4. Step 4: Simplify right side
    2,672,834.59x = 7,824,511,098,955.87
  5. Step 5: Solve for x
    x = 7,824,511,098,955.87/2,672,834.59
  6. Step 6: Final answer
    x = 2,927,420.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.