Home / 3,516,922.90-5,275,285.94-1,120,911.31

Finding the Fourth Proportional to 3,516,922.90, 5,275,285.94 and 1,120,911.31

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Solution

The fourth proportional to 3,516,922.90, 5,275,285.94 and 1,120,911.31 is: 1,681,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,922.90 : 5,275,285.94 = 1,120,911.31 : x
  2. Step 2: Convert to fraction form
    3,516,922.90/5,275,285.94 = 1,120,911.31/x
  3. Step 3: Cross multiply
    3,516,922.90x = 5,275,285.94 × 1,120,911.31
  4. Step 4: Simplify right side
    3,516,922.90x = 5,913,127,673,629.98
  5. Step 5: Solve for x
    x = 5,913,127,673,629.98/3,516,922.90
  6. Step 6: Final answer
    x = 1,681,335.60

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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.