Home / 1,201,282.05-1,801,391.72-359,676.93

Finding the Fourth Proportional to 1,201,282.05, 1,801,391.72 and 359,676.93

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Solution

The fourth proportional to 1,201,282.05, 1,801,391.72 and 359,676.93 is: 539,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,282.05 : 1,801,391.72 = 359,676.93 : x
  2. Step 2: Convert to fraction form
    1,201,282.05/1,801,391.72 = 359,676.93/x
  3. Step 3: Cross multiply
    1,201,282.05x = 1,801,391.72 × 359,676.93
  4. Step 4: Simplify right side
    1,201,282.05x = 647,919,041,778.64
  5. Step 5: Solve for x
    x = 647,919,041,778.64/1,201,282.05
  6. Step 6: Final answer
    x = 539,356.30

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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.