Home / 2,317,840.31-3,198,816.87-1,299,441.89

Finding the Fourth Proportional to 2,317,840.31, 3,198,816.87 and 1,299,441.89

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Solution

The fourth proportional to 2,317,840.31, 3,198,816.87 and 1,299,441.89 is: 1,793,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,840.31 : 3,198,816.87 = 1,299,441.89 : x
  2. Step 2: Convert to fraction form
    2,317,840.31/3,198,816.87 = 1,299,441.89/x
  3. Step 3: Cross multiply
    2,317,840.31x = 3,198,816.87 × 1,299,441.89
  4. Step 4: Simplify right side
    2,317,840.31x = 4,156,676,642,440.82
  5. Step 5: Solve for x
    x = 4,156,676,642,440.82/2,317,840.31
  6. Step 6: Final answer
    x = 1,793,340.39

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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.