Home / 2,257,353.44-3,115,237.60-1,238,794.64

Finding the Fourth Proportional to 2,257,353.44, 3,115,237.60 and 1,238,794.64

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Solution

The fourth proportional to 2,257,353.44, 3,115,237.60 and 1,238,794.64 is: 1,709,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,353.44 : 3,115,237.60 = 1,238,794.64 : x
  2. Step 2: Convert to fraction form
    2,257,353.44/3,115,237.60 = 1,238,794.64/x
  3. Step 3: Cross multiply
    2,257,353.44x = 3,115,237.60 × 1,238,794.64
  4. Step 4: Simplify right side
    2,257,353.44x = 3,859,139,641,206.46
  5. Step 5: Solve for x
    x = 3,859,139,641,206.46/2,257,353.44
  6. Step 6: Final answer
    x = 1,709,585.91

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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.