Home / 1,939,527.72-2,676,609.18-1,068,425.60

Finding the Fourth Proportional to 1,939,527.72, 2,676,609.18 and 1,068,425.60

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Solution

The fourth proportional to 1,939,527.72, 2,676,609.18 and 1,068,425.60 is: 1,474,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,527.72 : 2,676,609.18 = 1,068,425.60 : x
  2. Step 2: Convert to fraction form
    1,939,527.72/2,676,609.18 = 1,068,425.60/x
  3. Step 3: Cross multiply
    1,939,527.72x = 2,676,609.18 × 1,068,425.60
  4. Step 4: Simplify right side
    1,939,527.72x = 2,859,757,755,723.96
  5. Step 5: Solve for x
    x = 2,859,757,755,723.96/1,939,527.72
  6. Step 6: Final answer
    x = 1,474,460.88

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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.