Home / 3,121,493.16-4,682,614.80-1,099,319.28

Finding the Fourth Proportional to 3,121,493.16, 4,682,614.80 and 1,099,319.28

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Solution

The fourth proportional to 3,121,493.16, 4,682,614.80 and 1,099,319.28 is: 1,649,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,493.16 : 4,682,614.80 = 1,099,319.28 : x
  2. Step 2: Convert to fraction form
    3,121,493.16/4,682,614.80 = 1,099,319.28/x
  3. Step 3: Cross multiply
    3,121,493.16x = 4,682,614.80 × 1,099,319.28
  4. Step 4: Simplify right side
    3,121,493.16x = 5,147,688,730,453.34
  5. Step 5: Solve for x
    x = 5,147,688,730,453.34/3,121,493.16
  6. Step 6: Final answer
    x = 1,649,111.01

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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.