Home / 1,778,635.72-2,453,903.94-1,004,169.88

Finding the Fourth Proportional to 1,778,635.72, 2,453,903.94 and 1,004,169.88

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Solution

The fourth proportional to 1,778,635.72, 2,453,903.94 and 1,004,169.88 is: 1,385,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,635.72 : 2,453,903.94 = 1,004,169.88 : x
  2. Step 2: Convert to fraction form
    1,778,635.72/2,453,903.94 = 1,004,169.88/x
  3. Step 3: Cross multiply
    1,778,635.72x = 2,453,903.94 × 1,004,169.88
  4. Step 4: Simplify right side
    1,778,635.72x = 2,464,136,424,961.33
  5. Step 5: Solve for x
    x = 2,464,136,424,961.33/1,778,635.72
  6. Step 6: Final answer
    x = 1,385,408.15

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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.