Home / 3,756,879.80-5,638,430.10-1,738,230.20

Finding the Fourth Proportional to 3,756,879.80, 5,638,430.10 and 1,738,230.20

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Solution

The fourth proportional to 3,756,879.80, 5,638,430.10 and 1,738,230.20 is: 2,608,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756,879.80 : 5,638,430.10 = 1,738,230.20 : x
  2. Step 2: Convert to fraction form
    3,756,879.80/5,638,430.10 = 1,738,230.20/x
  3. Step 3: Cross multiply
    3,756,879.80x = 5,638,430.10 × 1,738,230.20
  4. Step 4: Simplify right side
    3,756,879.80x = 9,800,889,480,409.02
  5. Step 5: Solve for x
    x = 9,800,889,480,409.02/3,756,879.80
  6. Step 6: Final answer
    x = 2,608,784.42

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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.