Home / 2,898,538.40-4,345,520.92-1,831,331

Finding the Fourth Proportional to 2,898,538.40, 4,345,520.92 and 1,831,331

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Solution

The fourth proportional to 2,898,538.40, 4,345,520.92 and 1,831,331 is: 2,745,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,538.40 : 4,345,520.92 = 1,831,331 : x
  2. Step 2: Convert to fraction form
    2,898,538.40/4,345,520.92 = 1,831,331/x
  3. Step 3: Cross multiply
    2,898,538.40x = 4,345,520.92 × 1,831,331
  4. Step 4: Simplify right side
    2,898,538.40x = 7,958,087,171,944.52
  5. Step 5: Solve for x
    x = 7,958,087,171,944.52/2,898,538.40
  6. Step 6: Final answer
    x = 2,745,551.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.