Home / 1,442,005.26-1,989,980.19-797,469

Finding the Fourth Proportional to 1,442,005.26, 1,989,980.19 and 797,469

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Solution

The fourth proportional to 1,442,005.26, 1,989,980.19 and 797,469 is: 1,100,514.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,005.26 : 1,989,980.19 = 797,469 : x
  2. Step 2: Convert to fraction form
    1,442,005.26/1,989,980.19 = 797,469/x
  3. Step 3: Cross multiply
    1,442,005.26x = 1,989,980.19 × 797,469
  4. Step 4: Simplify right side
    1,442,005.26x = 1,586,947,512,139.11
  5. Step 5: Solve for x
    x = 1,586,947,512,139.11/1,442,005.26
  6. Step 6: Final answer
    x = 1,100,514.37

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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.