Home / 4,986,756.28-7,480,136.48-1,200,239.16

Finding the Fourth Proportional to 4,986,756.28, 7,480,136.48 and 1,200,239.16

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Solution

The fourth proportional to 4,986,756.28, 7,480,136.48 and 1,200,239.16 is: 1,800,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,756.28 : 7,480,136.48 = 1,200,239.16 : x
  2. Step 2: Convert to fraction form
    4,986,756.28/7,480,136.48 = 1,200,239.16/x
  3. Step 3: Cross multiply
    4,986,756.28x = 7,480,136.48 × 1,200,239.16
  4. Step 4: Simplify right side
    4,986,756.28x = 8,977,952,725,440.56
  5. Step 5: Solve for x
    x = 8,977,952,725,440.56/4,986,756.28
  6. Step 6: Final answer
    x = 1,800,359.24

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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.