Home / 1,858,285.22-2,787,106.44-492,078.58

Finding the Fourth Proportional to 1,858,285.22, 2,787,106.44 and 492,078.58

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Solution

The fourth proportional to 1,858,285.22, 2,787,106.44 and 492,078.58 is: 738,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,285.22 : 2,787,106.44 = 492,078.58 : x
  2. Step 2: Convert to fraction form
    1,858,285.22/2,787,106.44 = 492,078.58/x
  3. Step 3: Cross multiply
    1,858,285.22x = 2,787,106.44 × 492,078.58
  4. Step 4: Simplify right side
    1,858,285.22x = 1,371,475,365,368.52
  5. Step 5: Solve for x
    x = 1,371,475,365,368.52/1,858,285.22
  6. Step 6: Final answer
    x = 738,032.76

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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.