Home / 1,438,641.87-1,985,321.91-794,057.64

Finding the Fourth Proportional to 1,438,641.87, 1,985,321.91 and 794,057.64

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Solution

The fourth proportional to 1,438,641.87, 1,985,321.91 and 794,057.64 is: 1,095,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,641.87 : 1,985,321.91 = 794,057.64 : x
  2. Step 2: Convert to fraction form
    1,438,641.87/1,985,321.91 = 794,057.64/x
  3. Step 3: Cross multiply
    1,438,641.87x = 1,985,321.91 × 794,057.64
  4. Step 4: Simplify right side
    1,438,641.87x = 1,576,460,030,494.89
  5. Step 5: Solve for x
    x = 1,576,460,030,494.89/1,438,641.87
  6. Step 6: Final answer
    x = 1,095,797.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.