Home / 2,818,633.87-3,889,725.20-1,529,474.37

Finding the Fourth Proportional to 2,818,633.87, 3,889,725.20 and 1,529,474.37

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Solution

The fourth proportional to 2,818,633.87, 3,889,725.20 and 1,529,474.37 is: 2,110,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,633.87 : 3,889,725.20 = 1,529,474.37 : x
  2. Step 2: Convert to fraction form
    2,818,633.87/3,889,725.20 = 1,529,474.37/x
  3. Step 3: Cross multiply
    2,818,633.87x = 3,889,725.20 × 1,529,474.37
  4. Step 4: Simplify right side
    2,818,633.87x = 5,949,234,983,244.81
  5. Step 5: Solve for x
    x = 5,949,234,983,244.81/2,818,633.87
  6. Step 6: Final answer
    x = 2,110,680.30

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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.