Home / 3,834,746.12-5,292,060.41-2,115,977.36

Finding the Fourth Proportional to 3,834,746.12, 5,292,060.41 and 2,115,977.36

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Solution

The fourth proportional to 3,834,746.12, 5,292,060.41 and 2,115,977.36 is: 2,920,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,746.12 : 5,292,060.41 = 2,115,977.36 : x
  2. Step 2: Convert to fraction form
    3,834,746.12/5,292,060.41 = 2,115,977.36/x
  3. Step 3: Cross multiply
    3,834,746.12x = 5,292,060.41 × 2,115,977.36
  4. Step 4: Simplify right side
    3,834,746.12x = 11,197,879,978,272.13
  5. Step 5: Solve for x
    x = 11,197,879,978,272.13/3,834,746.12
  6. Step 6: Final answer
    x = 2,920,109.86

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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.