Home / 1,525,269.24-2,287,893.60-388,021.68

Finding the Fourth Proportional to 1,525,269.24, 2,287,893.60 and 388,021.68

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Solution

The fourth proportional to 1,525,269.24, 2,287,893.60 and 388,021.68 is: 582,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,269.24 : 2,287,893.60 = 388,021.68 : x
  2. Step 2: Convert to fraction form
    1,525,269.24/2,287,893.60 = 388,021.68/x
  3. Step 3: Cross multiply
    1,525,269.24x = 2,287,893.60 × 388,021.68
  4. Step 4: Simplify right side
    1,525,269.24x = 887,752,318,333.25
  5. Step 5: Solve for x
    x = 887,752,318,333.25/1,525,269.24
  6. Step 6: Final answer
    x = 582,029.91

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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.