Home / 2,735,274.20-4,103,669.70-1,138,589.40

Finding the Fourth Proportional to 2,735,274.20, 4,103,669.70 and 1,138,589.40

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Solution

The fourth proportional to 2,735,274.20, 4,103,669.70 and 1,138,589.40 is: 1,708,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,274.20 : 4,103,669.70 = 1,138,589.40 : x
  2. Step 2: Convert to fraction form
    2,735,274.20/4,103,669.70 = 1,138,589.40/x
  3. Step 3: Cross multiply
    2,735,274.20x = 4,103,669.70 × 1,138,589.40
  4. Step 4: Simplify right side
    2,735,274.20x = 4,672,394,821,521.18
  5. Step 5: Solve for x
    x = 4,672,394,821,521.18/2,735,274.20
  6. Step 6: Final answer
    x = 1,708,199.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.