Home / 3,302,322.20-4,947,359.70-1,878,147.80

Finding the Fourth Proportional to 3,302,322.20, 4,947,359.70 and 1,878,147.80

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Solution

The fourth proportional to 3,302,322.20, 4,947,359.70 and 1,878,147.80 is: 2,813,738.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302,322.20 : 4,947,359.70 = 1,878,147.80 : x
  2. Step 2: Convert to fraction form
    3,302,322.20/4,947,359.70 = 1,878,147.80/x
  3. Step 3: Cross multiply
    3,302,322.20x = 4,947,359.70 × 1,878,147.80
  4. Step 4: Simplify right side
    3,302,322.20x = 9,291,872,736,363.66
  5. Step 5: Solve for x
    x = 9,291,872,736,363.66/3,302,322.20
  6. Step 6: Final answer
    x = 2,813,738.99

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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.