Home / 3,557,404.22-4,909,219.34-1,925,811.54

Finding the Fourth Proportional to 3,557,404.22, 4,909,219.34 and 1,925,811.54

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Solution

The fourth proportional to 3,557,404.22, 4,909,219.34 and 1,925,811.54 is: 2,657,620.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,404.22 : 4,909,219.34 = 1,925,811.54 : x
  2. Step 2: Convert to fraction form
    3,557,404.22/4,909,219.34 = 1,925,811.54/x
  3. Step 3: Cross multiply
    3,557,404.22x = 4,909,219.34 × 1,925,811.54
  4. Step 4: Simplify right side
    3,557,404.22x = 9,454,231,257,363.18
  5. Step 5: Solve for x
    x = 9,454,231,257,363.18/3,557,404.22
  6. Step 6: Final answer
    x = 2,657,620.75

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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.