Home / 3,485,229.30-5,227,843.95-926,439.30

Finding the Fourth Proportional to 3,485,229.30, 5,227,843.95 and 926,439.30

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Solution

The fourth proportional to 3,485,229.30, 5,227,843.95 and 926,439.30 is: 1,389,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,229.30 : 5,227,843.95 = 926,439.30 : x
  2. Step 2: Convert to fraction form
    3,485,229.30/5,227,843.95 = 926,439.30/x
  3. Step 3: Cross multiply
    3,485,229.30x = 5,227,843.95 × 926,439.30
  4. Step 4: Simplify right side
    3,485,229.30x = 4,843,280,089,547.24
  5. Step 5: Solve for x
    x = 4,843,280,089,547.24/3,485,229.30
  6. Step 6: Final answer
    x = 1,389,658.95

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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.