Home / 2,150,039.12-2,967,176.58-1,232,421.08

Finding the Fourth Proportional to 2,150,039.12, 2,967,176.58 and 1,232,421.08

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Solution

The fourth proportional to 2,150,039.12, 2,967,176.58 and 1,232,421.08 is: 1,700,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,039.12 : 2,967,176.58 = 1,232,421.08 : x
  2. Step 2: Convert to fraction form
    2,150,039.12/2,967,176.58 = 1,232,421.08/x
  3. Step 3: Cross multiply
    2,150,039.12x = 2,967,176.58 × 1,232,421.08
  4. Step 4: Simplify right side
    2,150,039.12x = 3,656,810,965,274.31
  5. Step 5: Solve for x
    x = 3,656,810,965,274.31/2,150,039.12
  6. Step 6: Final answer
    x = 1,700,811.36

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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.