Home / 2,851,341.28-3,934,850.88-1,562,230.48

Finding the Fourth Proportional to 2,851,341.28, 3,934,850.88 and 1,562,230.48

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Solution

The fourth proportional to 2,851,341.28, 3,934,850.88 and 1,562,230.48 is: 2,155,878.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,341.28 : 3,934,850.88 = 1,562,230.48 : x
  2. Step 2: Convert to fraction form
    2,851,341.28/3,934,850.88 = 1,562,230.48/x
  3. Step 3: Cross multiply
    2,851,341.28x = 3,934,850.88 × 1,562,230.48
  4. Step 4: Simplify right side
    2,851,341.28x = 6,147,143,978,990.82
  5. Step 5: Solve for x
    x = 6,147,143,978,990.82/2,851,341.28
  6. Step 6: Final answer
    x = 2,155,878.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.