Home / 3,538,739.08-4,883,315.13-1,989,956.74

Finding the Fourth Proportional to 3,538,739.08, 4,883,315.13 and 1,989,956.74

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Solution

The fourth proportional to 3,538,739.08, 4,883,315.13 and 1,989,956.74 is: 2,746,058.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,739.08 : 4,883,315.13 = 1,989,956.74 : x
  2. Step 2: Convert to fraction form
    3,538,739.08/4,883,315.13 = 1,989,956.74/x
  3. Step 3: Cross multiply
    3,538,739.08x = 4,883,315.13 × 1,989,956.74
  4. Step 4: Simplify right side
    3,538,739.08x = 9,717,585,856,487.48
  5. Step 5: Solve for x
    x = 9,717,585,856,487.48/3,538,739.08
  6. Step 6: Final answer
    x = 2,746,058.87

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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.