Home / 3,621,770.40-5,430,687.30-1,492,069.80

Finding the Fourth Proportional to 3,621,770.40, 5,430,687.30 and 1,492,069.80

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Solution

The fourth proportional to 3,621,770.40, 5,430,687.30 and 1,492,069.80 is: 2,237,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,770.40 : 5,430,687.30 = 1,492,069.80 : x
  2. Step 2: Convert to fraction form
    3,621,770.40/5,430,687.30 = 1,492,069.80/x
  3. Step 3: Cross multiply
    3,621,770.40x = 5,430,687.30 × 1,492,069.80
  4. Step 4: Simplify right side
    3,621,770.40x = 8,102,964,513,573.54
  5. Step 5: Solve for x
    x = 8,102,964,513,573.54/3,621,770.40
  6. Step 6: Final answer
    x = 2,237,293.81

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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.