Home / 3,132,031.21-4,322,561.63-1,755,746.64

Finding the Fourth Proportional to 3,132,031.21, 4,322,561.63 and 1,755,746.64

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Solution

The fourth proportional to 3,132,031.21, 4,322,561.63 and 1,755,746.64 is: 2,423,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,031.21 : 4,322,561.63 = 1,755,746.64 : x
  2. Step 2: Convert to fraction form
    3,132,031.21/4,322,561.63 = 1,755,746.64/x
  3. Step 3: Cross multiply
    3,132,031.21x = 4,322,561.63 × 1,755,746.64
  4. Step 4: Simplify right side
    3,132,031.21x = 7,589,323,049,286.69
  5. Step 5: Solve for x
    x = 7,589,323,049,286.69/3,132,031.21
  6. Step 6: Final answer
    x = 2,423,131.36

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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.