Home / 2,775,911.89-3,830,736.75-1,552,219.78

Finding the Fourth Proportional to 2,775,911.89, 3,830,736.75 and 1,552,219.78

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Solution

The fourth proportional to 2,775,911.89, 3,830,736.75 and 1,552,219.78 is: 2,142,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,911.89 : 3,830,736.75 = 1,552,219.78 : x
  2. Step 2: Convert to fraction form
    2,775,911.89/3,830,736.75 = 1,552,219.78/x
  3. Step 3: Cross multiply
    2,775,911.89x = 3,830,736.75 × 1,552,219.78
  4. Step 4: Simplify right side
    2,775,911.89x = 5,946,145,355,322.92
  5. Step 5: Solve for x
    x = 5,946,145,355,322.92/2,775,911.89
  6. Step 6: Final answer
    x = 2,142,051.19

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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.