Home / 3,133,909.31-4,322,957.58-1,970,511.44

Finding the Fourth Proportional to 3,133,909.31, 4,322,957.58 and 1,970,511.44

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Solution

The fourth proportional to 3,133,909.31, 4,322,957.58 and 1,970,511.44 is: 2,718,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,909.31 : 4,322,957.58 = 1,970,511.44 : x
  2. Step 2: Convert to fraction form
    3,133,909.31/4,322,957.58 = 1,970,511.44/x
  3. Step 3: Cross multiply
    3,133,909.31x = 4,322,957.58 × 1,970,511.44
  4. Step 4: Simplify right side
    3,133,909.31x = 8,518,437,344,409.93
  5. Step 5: Solve for x
    x = 8,518,437,344,409.93/3,133,909.31
  6. Step 6: Final answer
    x = 2,718,150.56

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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.