Home / 2,220,234.72-3,063,923.85-1,201,639.47

Finding the Fourth Proportional to 2,220,234.72, 3,063,923.85 and 1,201,639.47

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Solution

The fourth proportional to 2,220,234.72, 3,063,923.85 and 1,201,639.47 is: 1,658,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,234.72 : 3,063,923.85 = 1,201,639.47 : x
  2. Step 2: Convert to fraction form
    2,220,234.72/3,063,923.85 = 1,201,639.47/x
  3. Step 3: Cross multiply
    2,220,234.72x = 3,063,923.85 × 1,201,639.47
  4. Step 4: Simplify right side
    2,220,234.72x = 3,681,731,831,234.36
  5. Step 5: Solve for x
    x = 3,681,731,831,234.36/2,220,234.72
  6. Step 6: Final answer
    x = 1,658,262.43

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1.5x scale

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.