Home / 1,768,767.20-2,440,985.25-994,641.64

Finding the Fourth Proportional to 1,768,767.20, 2,440,985.25 and 994,641.64

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Solution

The fourth proportional to 1,768,767.20, 2,440,985.25 and 994,641.64 is: 1,372,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,767.20 : 2,440,985.25 = 994,641.64 : x
  2. Step 2: Convert to fraction form
    1,768,767.20/2,440,985.25 = 994,641.64/x
  3. Step 3: Cross multiply
    1,768,767.20x = 2,440,985.25 × 994,641.64
  4. Step 4: Simplify right side
    1,768,767.20x = 2,427,905,560,070.88
  5. Step 5: Solve for x
    x = 2,427,905,560,070.88/1,768,767.20
  6. Step 6: Final answer
    x = 1,372,654.11

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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.