Home / 2,519,148.40-3,778,722.60-836,251.90

Finding the Fourth Proportional to 2,519,148.40, 3,778,722.60 and 836,251.90

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Solution

The fourth proportional to 2,519,148.40, 3,778,722.60 and 836,251.90 is: 1,254,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,148.40 : 3,778,722.60 = 836,251.90 : x
  2. Step 2: Convert to fraction form
    2,519,148.40/3,778,722.60 = 836,251.90/x
  3. Step 3: Cross multiply
    2,519,148.40x = 3,778,722.60 × 836,251.90
  4. Step 4: Simplify right side
    2,519,148.40x = 3,159,963,953,822.94
  5. Step 5: Solve for x
    x = 3,159,963,953,822.94/2,519,148.40
  6. Step 6: Final answer
    x = 1,254,377.85

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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.