Home / 3,557,370.54-4,909,170.31-1,925,776.70

Finding the Fourth Proportional to 3,557,370.54, 4,909,170.31 and 1,925,776.70

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Solution

The fourth proportional to 3,557,370.54, 4,909,170.31 and 1,925,776.70 is: 2,657,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,370.54 : 4,909,170.31 = 1,925,776.70 : x
  2. Step 2: Convert to fraction form
    3,557,370.54/4,909,170.31 = 1,925,776.70/x
  3. Step 3: Cross multiply
    3,557,370.54x = 4,909,170.31 × 1,925,776.70
  4. Step 4: Simplify right side
    3,557,370.54x = 9,453,965,799,329.78
  5. Step 5: Solve for x
    x = 9,453,965,799,329.78/3,557,370.54
  6. Step 6: Final answer
    x = 2,657,571.29

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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.