Home / 3,682,648.88-5,520,430.26-1,886,378.30

Finding the Fourth Proportional to 3,682,648.88, 5,520,430.26 and 1,886,378.30

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Solution

The fourth proportional to 3,682,648.88, 5,520,430.26 and 1,886,378.30 is: 2,827,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,648.88 : 5,520,430.26 = 1,886,378.30 : x
  2. Step 2: Convert to fraction form
    3,682,648.88/5,520,430.26 = 1,886,378.30/x
  3. Step 3: Cross multiply
    3,682,648.88x = 5,520,430.26 × 1,886,378.30
  4. Step 4: Simplify right side
    3,682,648.88x = 10,413,619,849,127.36
  5. Step 5: Solve for x
    x = 10,413,619,849,127.36/3,682,648.88
  6. Step 6: Final answer
    x = 2,827,752.57

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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.