Home / 1,347,557.30-2,021,627.55-401,023.70

Finding the Fourth Proportional to 1,347,557.30, 2,021,627.55 and 401,023.70

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Solution

The fourth proportional to 1,347,557.30, 2,021,627.55 and 401,023.70 is: 601,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,557.30 : 2,021,627.55 = 401,023.70 : x
  2. Step 2: Convert to fraction form
    1,347,557.30/2,021,627.55 = 401,023.70/x
  3. Step 3: Cross multiply
    1,347,557.30x = 2,021,627.55 × 401,023.70
  4. Step 4: Simplify right side
    1,347,557.30x = 810,720,560,122.94
  5. Step 5: Solve for x
    x = 810,720,560,122.94/1,347,557.30
  6. Step 6: Final answer
    x = 601,622.33

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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.