Home / 1,438,697.33-1,985,402.43-794,117.69

Finding the Fourth Proportional to 1,438,697.33, 1,985,402.43 and 794,117.69

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Solution

The fourth proportional to 1,438,697.33, 1,985,402.43 and 794,117.69 is: 1,095,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,697.33 : 1,985,402.43 = 794,117.69 : x
  2. Step 2: Convert to fraction form
    1,438,697.33/1,985,402.43 = 794,117.69/x
  3. Step 3: Cross multiply
    1,438,697.33x = 1,985,402.43 × 794,117.69
  4. Step 4: Simplify right side
    1,438,697.33x = 1,576,643,177,534.39
  5. Step 5: Solve for x
    x = 1,576,643,177,534.39/1,438,697.33
  6. Step 6: Final answer
    x = 1,095,882.47

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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.