Home / 1,924,923.80-2,887,644.90-663,138.20

Finding the Fourth Proportional to 1,924,923.80, 2,887,644.90 and 663,138.20

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Solution

The fourth proportional to 1,924,923.80, 2,887,644.90 and 663,138.20 is: 994,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,923.80 : 2,887,644.90 = 663,138.20 : x
  2. Step 2: Convert to fraction form
    1,924,923.80/2,887,644.90 = 663,138.20/x
  3. Step 3: Cross multiply
    1,924,923.80x = 2,887,644.90 × 663,138.20
  4. Step 4: Simplify right side
    1,924,923.80x = 1,914,907,641,225.18
  5. Step 5: Solve for x
    x = 1,914,907,641,225.18/1,924,923.80
  6. Step 6: Final answer
    x = 994,796.59

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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.