Home / 1,571,680.29-2,169,300.79-960,347.85

Finding the Fourth Proportional to 1,571,680.29, 2,169,300.79 and 960,347.85

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Solution

The fourth proportional to 1,571,680.29, 2,169,300.79 and 960,347.85 is: 1,325,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,680.29 : 2,169,300.79 = 960,347.85 : x
  2. Step 2: Convert to fraction form
    1,571,680.29/2,169,300.79 = 960,347.85/x
  3. Step 3: Cross multiply
    1,571,680.29x = 2,169,300.79 × 960,347.85
  4. Step 4: Simplify right side
    1,571,680.29x = 2,083,283,342,745.36
  5. Step 5: Solve for x
    x = 2,083,283,342,745.36/1,571,680.29
  6. Step 6: Final answer
    x = 1,325,513.43

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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.