Home / 3,919,461.58-5,879,190.11-1,224,017.74

Finding the Fourth Proportional to 3,919,461.58, 5,879,190.11 and 1,224,017.74

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Solution

The fourth proportional to 3,919,461.58, 5,879,190.11 and 1,224,017.74 is: 1,836,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,461.58 : 5,879,190.11 = 1,224,017.74 : x
  2. Step 2: Convert to fraction form
    3,919,461.58/5,879,190.11 = 1,224,017.74/x
  3. Step 3: Cross multiply
    3,919,461.58x = 5,879,190.11 × 1,224,017.74
  4. Step 4: Simplify right side
    3,919,461.58x = 7,196,232,991,472.55
  5. Step 5: Solve for x
    x = 7,196,232,991,472.55/3,919,461.58
  6. Step 6: Final answer
    x = 1,836,025.90

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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.