Home / 2,631,555.80-3,947,477.21-834,309.27

Finding the Fourth Proportional to 2,631,555.80, 3,947,477.21 and 834,309.27

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Solution

The fourth proportional to 2,631,555.80, 3,947,477.21 and 834,309.27 is: 1,251,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,555.80 : 3,947,477.21 = 834,309.27 : x
  2. Step 2: Convert to fraction form
    2,631,555.80/3,947,477.21 = 834,309.27/x
  3. Step 3: Cross multiply
    2,631,555.80x = 3,947,477.21 × 834,309.27
  4. Step 4: Simplify right side
    2,631,555.80x = 3,293,416,825,245.19
  5. Step 5: Solve for x
    x = 3,293,416,825,245.19/2,631,555.80
  6. Step 6: Final answer
    x = 1,251,509.40

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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.