Home / 2,552,660.81-3,522,672.51-1,391,107.39

Finding the Fourth Proportional to 2,552,660.81, 3,522,672.51 and 1,391,107.39

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Solution

The fourth proportional to 2,552,660.81, 3,522,672.51 and 1,391,107.39 is: 1,919,728.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552,660.81 : 3,522,672.51 = 1,391,107.39 : x
  2. Step 2: Convert to fraction form
    2,552,660.81/3,522,672.51 = 1,391,107.39/x
  3. Step 3: Cross multiply
    2,552,660.81x = 3,522,672.51 × 1,391,107.39
  4. Step 4: Simplify right side
    2,552,660.81x = 4,900,415,761,210.85
  5. Step 5: Solve for x
    x = 4,900,415,761,210.85/2,552,660.81
  6. Step 6: Final answer
    x = 1,919,728.52

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1.5x scale

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.