Home / 2,860,895.85-3,947,043.54-1,829,007.66

Finding the Fourth Proportional to 2,860,895.85, 3,947,043.54 and 1,829,007.66

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Solution

The fourth proportional to 2,860,895.85, 3,947,043.54 and 1,829,007.66 is: 2,523,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,895.85 : 3,947,043.54 = 1,829,007.66 : x
  2. Step 2: Convert to fraction form
    2,860,895.85/3,947,043.54 = 1,829,007.66/x
  3. Step 3: Cross multiply
    2,860,895.85x = 3,947,043.54 × 1,829,007.66
  4. Step 4: Simplify right side
    2,860,895.85x = 7,219,172,869,013.52
  5. Step 5: Solve for x
    x = 7,219,172,869,013.52/2,860,895.85
  6. Step 6: Final answer
    x = 2,523,395.90

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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.