Home / 1,557,455.70-2,332,246.95-1,022,078.10

Finding the Fourth Proportional to 1,557,455.70, 2,332,246.95 and 1,022,078.10

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Solution

The fourth proportional to 1,557,455.70, 2,332,246.95 and 1,022,078.10 is: 1,530,533.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,455.70 : 2,332,246.95 = 1,022,078.10 : x
  2. Step 2: Convert to fraction form
    1,557,455.70/2,332,246.95 = 1,022,078.10/x
  3. Step 3: Cross multiply
    1,557,455.70x = 2,332,246.95 × 1,022,078.10
  4. Step 4: Simplify right side
    1,557,455.70x = 2,383,738,531,386.80
  5. Step 5: Solve for x
    x = 2,383,738,531,386.80/1,557,455.70
  6. Step 6: Final answer
    x = 1,530,533.76

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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.