Home / 3,239,139.50-4,861,698.18-1,642,823.60

Finding the Fourth Proportional to 3,239,139.50, 4,861,698.18 and 1,642,823.60

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Solution

The fourth proportional to 3,239,139.50, 4,861,698.18 and 1,642,823.60 is: 2,465,751.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,139.50 : 4,861,698.18 = 1,642,823.60 : x
  2. Step 2: Convert to fraction form
    3,239,139.50/4,861,698.18 = 1,642,823.60/x
  3. Step 3: Cross multiply
    3,239,139.50x = 4,861,698.18 × 1,642,823.60
  4. Step 4: Simplify right side
    3,239,139.50x = 7,986,912,506,181.05
  5. Step 5: Solve for x
    x = 7,986,912,506,181.05/3,239,139.50
  6. Step 6: Final answer
    x = 2,465,751.32

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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.