Home / 3,101,394.87-4,651,479.12-2,947,594.80

Finding the Fourth Proportional to 3,101,394.87, 4,651,479.12 and 2,947,594.80

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Solution

The fourth proportional to 3,101,394.87, 4,651,479.12 and 2,947,594.80 is: 4,420,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,394.87 : 4,651,479.12 = 2,947,594.80 : x
  2. Step 2: Convert to fraction form
    3,101,394.87/4,651,479.12 = 2,947,594.80/x
  3. Step 3: Cross multiply
    3,101,394.87x = 4,651,479.12 × 2,947,594.80
  4. Step 4: Simplify right side
    3,101,394.87x = 13,710,675,666,420.58
  5. Step 5: Solve for x
    x = 13,710,675,666,420.58/3,101,394.87
  6. Step 6: Final answer
    x = 4,420,809.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.