Home / 3,621,468.30-5,432,858.55-1,819,817.70

Finding the Fourth Proportional to 3,621,468.30, 5,432,858.55 and 1,819,817.70

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Solution

The fourth proportional to 3,621,468.30, 5,432,858.55 and 1,819,817.70 is: 2,730,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,468.30 : 5,432,858.55 = 1,819,817.70 : x
  2. Step 2: Convert to fraction form
    3,621,468.30/5,432,858.55 = 1,819,817.70/x
  3. Step 3: Cross multiply
    3,621,468.30x = 5,432,858.55 × 1,819,817.70
  4. Step 4: Simplify right side
    3,621,468.30x = 9,886,812,150,886.33
  5. Step 5: Solve for x
    x = 9,886,812,150,886.33/3,621,468.30
  6. Step 6: Final answer
    x = 2,730,056.25

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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.