Home / 1,303,454.33-1,798,667.78-730,383.78

Finding the Fourth Proportional to 1,303,454.33, 1,798,667.78 and 730,383.78

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Solution

The fourth proportional to 1,303,454.33, 1,798,667.78 and 730,383.78 is: 1,007,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,454.33 : 1,798,667.78 = 730,383.78 : x
  2. Step 2: Convert to fraction form
    1,303,454.33/1,798,667.78 = 730,383.78/x
  3. Step 3: Cross multiply
    1,303,454.33x = 1,798,667.78 × 730,383.78
  4. Step 4: Simplify right side
    1,303,454.33x = 1,313,717,775,213.69
  5. Step 5: Solve for x
    x = 1,313,717,775,213.69/1,303,454.33
  6. Step 6: Final answer
    x = 1,007,874.04

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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.