Home / 2,851,340.28-3,934,849.50-1,562,229.48

Finding the Fourth Proportional to 2,851,340.28, 3,934,849.50 and 1,562,229.48

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Solution

The fourth proportional to 2,851,340.28, 3,934,849.50 and 1,562,229.48 is: 2,155,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,340.28 : 3,934,849.50 = 1,562,229.48 : x
  2. Step 2: Convert to fraction form
    2,851,340.28/3,934,849.50 = 1,562,229.48/x
  3. Step 3: Cross multiply
    2,851,340.28x = 3,934,849.50 × 1,562,229.48
  4. Step 4: Simplify right side
    2,851,340.28x = 6,147,137,888,263.26
  5. Step 5: Solve for x
    x = 6,147,137,888,263.26/2,851,340.28
  6. Step 6: Final answer
    x = 2,155,876.64

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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.