Home / 2,078,473.10-3,118,746.45-1,180,604.30

Finding the Fourth Proportional to 2,078,473.10, 3,118,746.45 and 1,180,604.30

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Solution

The fourth proportional to 2,078,473.10, 3,118,746.45 and 1,180,604.30 is: 1,771,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,473.10 : 3,118,746.45 = 1,180,604.30 : x
  2. Step 2: Convert to fraction form
    2,078,473.10/3,118,746.45 = 1,180,604.30/x
  3. Step 3: Cross multiply
    2,078,473.10x = 3,118,746.45 × 1,180,604.30
  4. Step 4: Simplify right side
    2,078,473.10x = 3,682,005,469,479.74
  5. Step 5: Solve for x
    x = 3,682,005,469,479.74/2,078,473.10
  6. Step 6: Final answer
    x = 1,771,495.37

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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.