Home / 2,056,319.87-2,836,828.03-1,240,069.96

Finding the Fourth Proportional to 2,056,319.87, 2,836,828.03 and 1,240,069.96

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Solution

The fourth proportional to 2,056,319.87, 2,836,828.03 and 1,240,069.96 is: 1,710,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,319.87 : 2,836,828.03 = 1,240,069.96 : x
  2. Step 2: Convert to fraction form
    2,056,319.87/2,836,828.03 = 1,240,069.96/x
  3. Step 3: Cross multiply
    2,056,319.87x = 2,836,828.03 × 1,240,069.96
  4. Step 4: Simplify right side
    2,056,319.87x = 3,517,865,221,688.98
  5. Step 5: Solve for x
    x = 3,517,865,221,688.98/2,056,319.87
  6. Step 6: Final answer
    x = 1,710,757.78

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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.