Home / 1,099,390.47-1,649,062.23-300,672.01

Finding the Fourth Proportional to 1,099,390.47, 1,649,062.23 and 300,672.01

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Solution

The fourth proportional to 1,099,390.47, 1,649,062.23 and 300,672.01 is: 451,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,390.47 : 1,649,062.23 = 300,672.01 : x
  2. Step 2: Convert to fraction form
    1,099,390.47/1,649,062.23 = 300,672.01/x
  3. Step 3: Cross multiply
    1,099,390.47x = 1,649,062.23 × 300,672.01
  4. Step 4: Simplify right side
    1,099,390.47x = 495,826,856,242.99
  5. Step 5: Solve for x
    x = 495,826,856,242.99/1,099,390.47
  6. Step 6: Final answer
    x = 451,001.60

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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.