Home / 1,973,816.74-2,722,730.10-1,188,335.82

Finding the Fourth Proportional to 1,973,816.74, 2,722,730.10 and 1,188,335.82

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Solution

The fourth proportional to 1,973,816.74, 2,722,730.10 and 1,188,335.82 is: 1,639,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,816.74 : 2,722,730.10 = 1,188,335.82 : x
  2. Step 2: Convert to fraction form
    1,973,816.74/2,722,730.10 = 1,188,335.82/x
  3. Step 3: Cross multiply
    1,973,816.74x = 2,722,730.10 × 1,188,335.82
  4. Step 4: Simplify right side
    1,973,816.74x = 3,235,517,689,437.69
  5. Step 5: Solve for x
    x = 3,235,517,689,437.69/1,973,816.74
  6. Step 6: Final answer
    x = 1,639,218.90

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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.