Home / 2,674,912.20-4,012,368.30-1,609,405.80

Finding the Fourth Proportional to 2,674,912.20, 4,012,368.30 and 1,609,405.80

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Solution

The fourth proportional to 2,674,912.20, 4,012,368.30 and 1,609,405.80 is: 2,414,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,912.20 : 4,012,368.30 = 1,609,405.80 : x
  2. Step 2: Convert to fraction form
    2,674,912.20/4,012,368.30 = 1,609,405.80/x
  3. Step 3: Cross multiply
    2,674,912.20x = 4,012,368.30 × 1,609,405.80
  4. Step 4: Simplify right side
    2,674,912.20x = 6,457,528,813,756.14
  5. Step 5: Solve for x
    x = 6,457,528,813,756.14/2,674,912.20
  6. Step 6: Final answer
    x = 2,414,108.70

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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.