Home / 3,621,928.60-5,432,892.90-1,225,851.40

Finding the Fourth Proportional to 3,621,928.60, 5,432,892.90 and 1,225,851.40

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Solution

The fourth proportional to 3,621,928.60, 5,432,892.90 and 1,225,851.40 is: 1,838,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,928.60 : 5,432,892.90 = 1,225,851.40 : x
  2. Step 2: Convert to fraction form
    3,621,928.60/5,432,892.90 = 1,225,851.40/x
  3. Step 3: Cross multiply
    3,621,928.60x = 5,432,892.90 × 1,225,851.40
  4. Step 4: Simplify right side
    3,621,928.60x = 6,659,919,367,515.06
  5. Step 5: Solve for x
    x = 6,659,919,367,515.06/3,621,928.60
  6. Step 6: Final answer
    x = 1,838,777.10

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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.