Home / 2,859,431.10-3,949,461.63-2,280,663.42

Finding the Fourth Proportional to 2,859,431.10, 3,949,461.63 and 2,280,663.42

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Solution

The fourth proportional to 2,859,431.10, 3,949,461.63 and 2,280,663.42 is: 3,150,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,431.10 : 3,949,461.63 = 2,280,663.42 : x
  2. Step 2: Convert to fraction form
    2,859,431.10/3,949,461.63 = 2,280,663.42/x
  3. Step 3: Cross multiply
    2,859,431.10x = 3,949,461.63 × 2,280,663.42
  4. Step 4: Simplify right side
    2,859,431.10x = 9,007,392,668,234.57
  5. Step 5: Solve for x
    x = 9,007,392,668,234.57/2,859,431.10
  6. Step 6: Final answer
    x = 3,150,064.59

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.