Home / 1,782,125.20-2,673,187.80-1,677,149.20

Finding the Fourth Proportional to 1,782,125.20, 2,673,187.80 and 1,677,149.20

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Solution

The fourth proportional to 1,782,125.20, 2,673,187.80 and 1,677,149.20 is: 2,515,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,125.20 : 2,673,187.80 = 1,677,149.20 : x
  2. Step 2: Convert to fraction form
    1,782,125.20/2,673,187.80 = 1,677,149.20/x
  3. Step 3: Cross multiply
    1,782,125.20x = 2,673,187.80 × 1,677,149.20
  4. Step 4: Simplify right side
    1,782,125.20x = 4,483,334,780,219.76
  5. Step 5: Solve for x
    x = 4,483,334,780,219.76/1,782,125.20
  6. Step 6: Final answer
    x = 2,515,723.80

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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.