Home / 2,553,493.88-3,523,792.86-1,391,914.70

Finding the Fourth Proportional to 2,553,493.88, 3,523,792.86 and 1,391,914.70

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Solution

The fourth proportional to 2,553,493.88, 3,523,792.86 and 1,391,914.70 is: 1,920,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,493.88 : 3,523,792.86 = 1,391,914.70 : x
  2. Step 2: Convert to fraction form
    2,553,493.88/3,523,792.86 = 1,391,914.70/x
  3. Step 3: Cross multiply
    2,553,493.88x = 3,523,792.86 × 1,391,914.70
  4. Step 4: Simplify right side
    2,553,493.88x = 4,904,819,063,970.08
  5. Step 5: Solve for x
    x = 4,904,819,063,970.08/2,553,493.88
  6. Step 6: Final answer
    x = 1,920,826.64

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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.