Home / 2,899,947.28-4,003,043.32-1,932,724.64

Finding the Fourth Proportional to 2,899,947.28, 4,003,043.32 and 1,932,724.64

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Solution

The fourth proportional to 2,899,947.28, 4,003,043.32 and 1,932,724.64 is: 2,667,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,947.28 : 4,003,043.32 = 1,932,724.64 : x
  2. Step 2: Convert to fraction form
    2,899,947.28/4,003,043.32 = 1,932,724.64/x
  3. Step 3: Cross multiply
    2,899,947.28x = 4,003,043.32 × 1,932,724.64
  4. Step 4: Simplify right side
    2,899,947.28x = 7,736,780,459,551.40
  5. Step 5: Solve for x
    x = 7,736,780,459,551.40/2,899,947.28
  6. Step 6: Final answer
    x = 2,667,903.83

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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.