Home / 1,099,200.90-1,649,773.35-649,359.30

Finding the Fourth Proportional to 1,099,200.90, 1,649,773.35 and 649,359.30

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Solution

The fourth proportional to 1,099,200.90, 1,649,773.35 and 649,359.30 is: 974,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,200.90 : 1,649,773.35 = 649,359.30 : x
  2. Step 2: Convert to fraction form
    1,099,200.90/1,649,773.35 = 649,359.30/x
  3. Step 3: Cross multiply
    1,099,200.90x = 1,649,773.35 × 649,359.30
  4. Step 4: Simplify right side
    1,099,200.90x = 1,071,295,667,714.66
  5. Step 5: Solve for x
    x = 1,071,295,667,714.66/1,099,200.90
  6. Step 6: Final answer
    x = 974,613.16

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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.