Home / 2,672,841.84-3,684,953.57-2,123,380.64

Finding the Fourth Proportional to 2,672,841.84, 3,684,953.57 and 2,123,380.64

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Solution

The fourth proportional to 2,672,841.84, 3,684,953.57 and 2,123,380.64 is: 2,927,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,841.84 : 3,684,953.57 = 2,123,380.64 : x
  2. Step 2: Convert to fraction form
    2,672,841.84/3,684,953.57 = 2,123,380.64/x
  3. Step 3: Cross multiply
    2,672,841.84x = 3,684,953.57 × 2,123,380.64
  4. Step 4: Simplify right side
    2,672,841.84x = 7,824,559,040,795.21
  5. Step 5: Solve for x
    x = 7,824,559,040,795.21/2,672,841.84
  6. Step 6: Final answer
    x = 2,927,430.62

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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.