Home / 2,629,015.70-3,943,523.55-1,031,630.90

Finding the Fourth Proportional to 2,629,015.70, 3,943,523.55 and 1,031,630.90

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Solution

The fourth proportional to 2,629,015.70, 3,943,523.55 and 1,031,630.90 is: 1,547,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,015.70 : 3,943,523.55 = 1,031,630.90 : x
  2. Step 2: Convert to fraction form
    2,629,015.70/3,943,523.55 = 1,031,630.90/x
  3. Step 3: Cross multiply
    2,629,015.70x = 3,943,523.55 × 1,031,630.90
  4. Step 4: Simplify right side
    2,629,015.70x = 4,068,260,749,057.70
  5. Step 5: Solve for x
    x = 4,068,260,749,057.70/2,629,015.70
  6. Step 6: Final answer
    x = 1,547,446.35

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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.