Home / 3,081,206.40-4,621,809.60-2,850,915.30

Finding the Fourth Proportional to 3,081,206.40, 4,621,809.60 and 2,850,915.30

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Solution

The fourth proportional to 3,081,206.40, 4,621,809.60 and 2,850,915.30 is: 4,276,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,206.40 : 4,621,809.60 = 2,850,915.30 : x
  2. Step 2: Convert to fraction form
    3,081,206.40/4,621,809.60 = 2,850,915.30/x
  3. Step 3: Cross multiply
    3,081,206.40x = 4,621,809.60 × 2,850,915.30
  4. Step 4: Simplify right side
    3,081,206.40x = 13,176,387,702,326.88
  5. Step 5: Solve for x
    x = 13,176,387,702,326.88/3,081,206.40
  6. Step 6: Final answer
    x = 4,276,372.95

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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.