Home / 3,172,076.61-4,377,352.45-1,795,390.77

Finding the Fourth Proportional to 3,172,076.61, 4,377,352.45 and 1,795,390.77

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Solution

The fourth proportional to 3,172,076.61, 4,377,352.45 and 1,795,390.77 is: 2,477,575.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,076.61 : 4,377,352.45 = 1,795,390.77 : x
  2. Step 2: Convert to fraction form
    3,172,076.61/4,377,352.45 = 1,795,390.77/x
  3. Step 3: Cross multiply
    3,172,076.61x = 4,377,352.45 × 1,795,390.77
  4. Step 4: Simplify right side
    3,172,076.61x = 7,859,058,163,880.12
  5. Step 5: Solve for x
    x = 7,859,058,163,880.12/3,172,076.61
  6. Step 6: Final answer
    x = 2,477,575.15

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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.