Home / 3,077,320.37-4,246,799.79-1,681,851.39

Finding the Fourth Proportional to 3,077,320.37, 4,246,799.79 and 1,681,851.39

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Solution

The fourth proportional to 3,077,320.37, 4,246,799.79 and 1,681,851.39 is: 2,321,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,320.37 : 4,246,799.79 = 1,681,851.39 : x
  2. Step 2: Convert to fraction form
    3,077,320.37/4,246,799.79 = 1,681,851.39/x
  3. Step 3: Cross multiply
    3,077,320.37x = 4,246,799.79 × 1,681,851.39
  4. Step 4: Simplify right side
    3,077,320.37x = 7,142,486,129,863.21
  5. Step 5: Solve for x
    x = 7,142,486,129,863.21/3,077,320.37
  6. Step 6: Final answer
    x = 2,321,008.31

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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.