Home / 3,239,136.50-4,861,693.68-1,642,820.60

Finding the Fourth Proportional to 3,239,136.50, 4,861,693.68 and 1,642,820.60

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Solution

The fourth proportional to 3,239,136.50, 4,861,693.68 and 1,642,820.60 is: 2,465,746.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,136.50 : 4,861,693.68 = 1,642,820.60 : x
  2. Step 2: Convert to fraction form
    3,239,136.50/4,861,693.68 = 1,642,820.60/x
  3. Step 3: Cross multiply
    3,239,136.50x = 4,861,693.68 × 1,642,820.60
  4. Step 4: Simplify right side
    3,239,136.50x = 7,986,890,528,393.81
  5. Step 5: Solve for x
    x = 7,986,890,528,393.81/3,239,136.50
  6. Step 6: Final answer
    x = 2,465,746.82

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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.