Home / 1,099,374.80-1,649,062.20-1,019,658.65

Finding the Fourth Proportional to 1,099,374.80, 1,649,062.20 and 1,019,658.65

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Solution

The fourth proportional to 1,099,374.80, 1,649,062.20 and 1,019,658.65 is: 1,529,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,374.80 : 1,649,062.20 = 1,019,658.65 : x
  2. Step 2: Convert to fraction form
    1,099,374.80/1,649,062.20 = 1,019,658.65/x
  3. Step 3: Cross multiply
    1,099,374.80x = 1,649,062.20 × 1,019,658.65
  4. Step 4: Simplify right side
    1,099,374.80x = 1,681,480,536,618.03
  5. Step 5: Solve for x
    x = 1,681,480,536,618.03/1,099,374.80
  6. Step 6: Final answer
    x = 1,529,487.98

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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.