Home / 1,735,391.20-2,602,846.80-538,136.80

Finding the Fourth Proportional to 1,735,391.20, 2,602,846.80 and 538,136.80

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Solution

The fourth proportional to 1,735,391.20, 2,602,846.80 and 538,136.80 is: 807,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735,391.20 : 2,602,846.80 = 538,136.80 : x
  2. Step 2: Convert to fraction form
    1,735,391.20/2,602,846.80 = 538,136.80/x
  3. Step 3: Cross multiply
    1,735,391.20x = 2,602,846.80 × 538,136.80
  4. Step 4: Simplify right side
    1,735,391.20x = 1,400,687,647,842.24
  5. Step 5: Solve for x
    x = 1,400,687,647,842.24/1,735,391.20
  6. Step 6: Final answer
    x = 807,130.78

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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.