Home / 3,149,561.52-4,347,105.84-1,926,886.32

Finding the Fourth Proportional to 3,149,561.52, 4,347,105.84 and 1,926,886.32

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Solution

The fourth proportional to 3,149,561.52, 4,347,105.84 and 1,926,886.32 is: 2,659,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,561.52 : 4,347,105.84 = 1,926,886.32 : x
  2. Step 2: Convert to fraction form
    3,149,561.52/4,347,105.84 = 1,926,886.32/x
  3. Step 3: Cross multiply
    3,149,561.52x = 4,347,105.84 × 1,926,886.32
  4. Step 4: Simplify right side
    3,149,561.52x = 8,376,378,774,688.11
  5. Step 5: Solve for x
    x = 8,376,378,774,688.11/3,149,561.52
  6. Step 6: Final answer
    x = 2,659,538.07

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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.