Home / 1,438,765.96-1,985,497.32-794,186.32

Finding the Fourth Proportional to 1,438,765.96, 1,985,497.32 and 794,186.32

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Solution

The fourth proportional to 1,438,765.96, 1,985,497.32 and 794,186.32 is: 1,095,977.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,765.96 : 1,985,497.32 = 794,186.32 : x
  2. Step 2: Convert to fraction form
    1,438,765.96/1,985,497.32 = 794,186.32/x
  3. Step 3: Cross multiply
    1,438,765.96x = 1,985,497.32 × 794,186.32
  4. Step 4: Simplify right side
    1,438,765.96x = 1,576,854,809,940.66
  5. Step 5: Solve for x
    x = 1,576,854,809,940.66/1,438,765.96
  6. Step 6: Final answer
    x = 1,095,977.28

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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.