Home / 1,516,257.66-2,092,380.75-837,179.58

Finding the Fourth Proportional to 1,516,257.66, 2,092,380.75 and 837,179.58

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Solution

The fourth proportional to 1,516,257.66, 2,092,380.75 and 837,179.58 is: 1,155,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,257.66 : 2,092,380.75 = 837,179.58 : x
  2. Step 2: Convert to fraction form
    1,516,257.66/2,092,380.75 = 837,179.58/x
  3. Step 3: Cross multiply
    1,516,257.66x = 2,092,380.75 × 837,179.58
  4. Step 4: Simplify right side
    1,516,257.66x = 1,751,698,437,485.09
  5. Step 5: Solve for x
    x = 1,751,698,437,485.09/1,516,257.66
  6. Step 6: Final answer
    x = 1,155,277.55

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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.