Home / 3,174,521.31-4,380,088.94-1,867,830.39

Finding the Fourth Proportional to 3,174,521.31, 4,380,088.94 and 1,867,830.39

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Solution

The fourth proportional to 3,174,521.31, 4,380,088.94 and 1,867,830.39 is: 2,577,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,521.31 : 4,380,088.94 = 1,867,830.39 : x
  2. Step 2: Convert to fraction form
    3,174,521.31/4,380,088.94 = 1,867,830.39/x
  3. Step 3: Cross multiply
    3,174,521.31x = 4,380,088.94 × 1,867,830.39
  4. Step 4: Simplify right side
    3,174,521.31x = 8,181,263,233,034.89
  5. Step 5: Solve for x
    x = 8,181,263,233,034.89/3,174,521.31
  6. Step 6: Final answer
    x = 2,577,164.38

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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.