Home / 3,286,375.83-4,534,421.40-1,908,901.08

Finding the Fourth Proportional to 3,286,375.83, 4,534,421.40 and 1,908,901.08

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Solution

The fourth proportional to 3,286,375.83, 4,534,421.40 and 1,908,901.08 is: 2,633,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,375.83 : 4,534,421.40 = 1,908,901.08 : x
  2. Step 2: Convert to fraction form
    3,286,375.83/4,534,421.40 = 1,908,901.08/x
  3. Step 3: Cross multiply
    3,286,375.83x = 4,534,421.40 × 1,908,901.08
  4. Step 4: Simplify right side
    3,286,375.83x = 8,655,761,907,635.11
  5. Step 5: Solve for x
    x = 8,655,761,907,635.11/3,286,375.83
  6. Step 6: Final answer
    x = 2,633,832.03

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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.