Home / 3,321,619.20-4,982,428.80-2,901,715.20

Finding the Fourth Proportional to 3,321,619.20, 4,982,428.80 and 2,901,715.20

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Solution

The fourth proportional to 3,321,619.20, 4,982,428.80 and 2,901,715.20 is: 4,352,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,619.20 : 4,982,428.80 = 2,901,715.20 : x
  2. Step 2: Convert to fraction form
    3,321,619.20/4,982,428.80 = 2,901,715.20/x
  3. Step 3: Cross multiply
    3,321,619.20x = 4,982,428.80 × 2,901,715.20
  4. Step 4: Simplify right side
    3,321,619.20x = 14,457,589,381,877.76
  5. Step 5: Solve for x
    x = 14,457,589,381,877.76/3,321,619.20
  6. Step 6: Final answer
    x = 4,352,572.80

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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.