Home / 1,639,184.18-2,262,223.41-994,768.34

Finding the Fourth Proportional to 1,639,184.18, 2,262,223.41 and 994,768.34

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Solution

The fourth proportional to 1,639,184.18, 2,262,223.41 and 994,768.34 is: 1,372,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,184.18 : 2,262,223.41 = 994,768.34 : x
  2. Step 2: Convert to fraction form
    1,639,184.18/2,262,223.41 = 994,768.34/x
  3. Step 3: Cross multiply
    1,639,184.18x = 2,262,223.41 × 994,768.34
  4. Step 4: Simplify right side
    1,639,184.18x = 2,250,388,226,274.84
  5. Step 5: Solve for x
    x = 2,250,388,226,274.84/1,639,184.18
  6. Step 6: Final answer
    x = 1,372,870.88

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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.