Home / 2,842,511.10-3,923,065.38-1,809,688.96

Finding the Fourth Proportional to 2,842,511.10, 3,923,065.38 and 1,809,688.96

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Solution

The fourth proportional to 2,842,511.10, 3,923,065.38 and 1,809,688.96 is: 2,497,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,511.10 : 3,923,065.38 = 1,809,688.96 : x
  2. Step 2: Convert to fraction form
    2,842,511.10/3,923,065.38 = 1,809,688.96/x
  3. Step 3: Cross multiply
    2,842,511.10x = 3,923,065.38 × 1,809,688.96
  4. Step 4: Simplify right side
    2,842,511.10x = 7,099,528,107,544.20
  5. Step 5: Solve for x
    x = 7,099,528,107,544.20/2,842,511.10
  6. Step 6: Final answer
    x = 2,497,625.46

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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.