Home / 2,989,832.30-4,485,462.87-968,078.47

Finding the Fourth Proportional to 2,989,832.30, 4,485,462.87 and 968,078.47

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Solution

The fourth proportional to 2,989,832.30, 4,485,462.87 and 968,078.47 is: 1,452,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,832.30 : 4,485,462.87 = 968,078.47 : x
  2. Step 2: Convert to fraction form
    2,989,832.30/4,485,462.87 = 968,078.47/x
  3. Step 3: Cross multiply
    2,989,832.30x = 4,485,462.87 × 968,078.47
  4. Step 4: Simplify right side
    2,989,832.30x = 4,342,280,032,431.41
  5. Step 5: Solve for x
    x = 4,342,280,032,431.41/2,989,832.30
  6. Step 6: Final answer
    x = 1,452,349.03

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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.