Home / 3,561,015.48-5,337,790.74-1,315,721.40

Finding the Fourth Proportional to 3,561,015.48, 5,337,790.74 and 1,315,721.40

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Solution

The fourth proportional to 3,561,015.48, 5,337,790.74 and 1,315,721.40 is: 1,972,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,015.48 : 5,337,790.74 = 1,315,721.40 : x
  2. Step 2: Convert to fraction form
    3,561,015.48/5,337,790.74 = 1,315,721.40/x
  3. Step 3: Cross multiply
    3,561,015.48x = 5,337,790.74 × 1,315,721.40
  4. Step 4: Simplify right side
    3,561,015.48x = 7,023,045,505,339.84
  5. Step 5: Solve for x
    x = 7,023,045,505,339.84/3,561,015.48
  6. Step 6: Final answer
    x = 1,972,203.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.