Home / 1,448,905.80-2,174,136.30-607,542.60

Finding the Fourth Proportional to 1,448,905.80, 2,174,136.30 and 607,542.60

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Solution

The fourth proportional to 1,448,905.80, 2,174,136.30 and 607,542.60 is: 911,639.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,905.80 : 2,174,136.30 = 607,542.60 : x
  2. Step 2: Convert to fraction form
    1,448,905.80/2,174,136.30 = 607,542.60/x
  3. Step 3: Cross multiply
    1,448,905.80x = 2,174,136.30 × 607,542.60
  4. Step 4: Simplify right side
    1,448,905.80x = 1,320,880,420,456.38
  5. Step 5: Solve for x
    x = 1,320,880,420,456.38/1,448,905.80
  6. Step 6: Final answer
    x = 911,639.96

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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.