Home / 1,976,121.20-2,964,182.84-556,177.28

Finding the Fourth Proportional to 1,976,121.20, 2,964,182.84 and 556,177.28

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Solution

The fourth proportional to 1,976,121.20, 2,964,182.84 and 556,177.28 is: 834,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,121.20 : 2,964,182.84 = 556,177.28 : x
  2. Step 2: Convert to fraction form
    1,976,121.20/2,964,182.84 = 556,177.28/x
  3. Step 3: Cross multiply
    1,976,121.20x = 2,964,182.84 × 556,177.28
  4. Step 4: Simplify right side
    1,976,121.20x = 1,648,611,149,373.88
  5. Step 5: Solve for x
    x = 1,648,611,149,373.88/1,976,121.20
  6. Step 6: Final answer
    x = 834,266.21

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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.