Home / 2,122,119-2,928,519.36-1,155,256.02

Finding the Fourth Proportional to 2,122,119, 2,928,519.36 and 1,155,256.02

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Solution

The fourth proportional to 2,122,119, 2,928,519.36 and 1,155,256.02 is: 1,594,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,119 : 2,928,519.36 = 1,155,256.02 : x
  2. Step 2: Convert to fraction form
    2,122,119/2,928,519.36 = 1,155,256.02/x
  3. Step 3: Cross multiply
    2,122,119x = 2,928,519.36 × 1,155,256.02
  4. Step 4: Simplify right side
    2,122,119x = 3,383,189,620,326.55
  5. Step 5: Solve for x
    x = 3,383,189,620,326.55/2,122,119
  6. Step 6: Final answer
    x = 1,594,250.66

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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.