Home / 1,438,798.70-1,985,535.26-794,213.24

Finding the Fourth Proportional to 1,438,798.70, 1,985,535.26 and 794,213.24

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Solution

The fourth proportional to 1,438,798.70, 1,985,535.26 and 794,213.24 is: 1,096,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,798.70 : 1,985,535.26 = 794,213.24 : x
  2. Step 2: Convert to fraction form
    1,438,798.70/1,985,535.26 = 794,213.24/x
  3. Step 3: Cross multiply
    1,438,798.70x = 1,985,535.26 × 794,213.24
  4. Step 4: Simplify right side
    1,438,798.70x = 1,576,938,391,978.84
  5. Step 5: Solve for x
    x = 1,576,938,391,978.84/1,438,798.70
  6. Step 6: Final answer
    x = 1,096,010.44

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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.