Home / 3,055,245.29-4,216,244.25-1,678,577.31

Finding the Fourth Proportional to 3,055,245.29, 4,216,244.25 and 1,678,577.31

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Solution

The fourth proportional to 3,055,245.29, 4,216,244.25 and 1,678,577.31 is: 2,316,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,245.29 : 4,216,244.25 = 1,678,577.31 : x
  2. Step 2: Convert to fraction form
    3,055,245.29/4,216,244.25 = 1,678,577.31/x
  3. Step 3: Cross multiply
    3,055,245.29x = 4,216,244.25 × 1,678,577.31
  4. Step 4: Simplify right side
    3,055,245.29x = 7,077,291,928,320.64
  5. Step 5: Solve for x
    x = 7,077,291,928,320.64/3,055,245.29
  6. Step 6: Final answer
    x = 2,316,439.84

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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.