Home / 2,122,267.47-2,928,790.44-1,155,414.21

Finding the Fourth Proportional to 2,122,267.47, 2,928,790.44 and 1,155,414.21

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Solution

The fourth proportional to 2,122,267.47, 2,928,790.44 and 1,155,414.21 is: 1,594,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,267.47 : 2,928,790.44 = 1,155,414.21 : x
  2. Step 2: Convert to fraction form
    2,122,267.47/2,928,790.44 = 1,155,414.21/x
  3. Step 3: Cross multiply
    2,122,267.47x = 2,928,790.44 × 1,155,414.21
  4. Step 4: Simplify right side
    2,122,267.47x = 3,383,966,092,488.15
  5. Step 5: Solve for x
    x = 3,383,966,092,488.15/2,122,267.47
  6. Step 6: Final answer
    x = 1,594,505.00

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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.