Home / 3,340,458.73-4,608,629.76-1,890,138.75

Finding the Fourth Proportional to 3,340,458.73, 4,608,629.76 and 1,890,138.75

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Solution

The fourth proportional to 3,340,458.73, 4,608,629.76 and 1,890,138.75 is: 2,607,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,458.73 : 4,608,629.76 = 1,890,138.75 : x
  2. Step 2: Convert to fraction form
    3,340,458.73/4,608,629.76 = 1,890,138.75/x
  3. Step 3: Cross multiply
    3,340,458.73x = 4,608,629.76 × 1,890,138.75
  4. Step 4: Simplify right side
    3,340,458.73x = 8,710,949,693,779.20
  5. Step 5: Solve for x
    x = 8,710,949,693,779.20/3,340,458.73
  6. Step 6: Final answer
    x = 2,607,710.62

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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.