Home / 2,107,181.81-2,907,932.40-1,140,334.63

Finding the Fourth Proportional to 2,107,181.81, 2,907,932.40 and 1,140,334.63

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Solution

The fourth proportional to 2,107,181.81, 2,907,932.40 and 1,140,334.63 is: 1,573,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,181.81 : 2,907,932.40 = 1,140,334.63 : x
  2. Step 2: Convert to fraction form
    2,107,181.81/2,907,932.40 = 1,140,334.63/x
  3. Step 3: Cross multiply
    2,107,181.81x = 2,907,932.40 × 1,140,334.63
  4. Step 4: Simplify right side
    2,107,181.81x = 3,316,016,002,879.35
  5. Step 5: Solve for x
    x = 3,316,016,002,879.35/2,107,181.81
  6. Step 6: Final answer
    x = 1,573,673.42

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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.