Home / 1,977,490.44-2,729,010.28-1,117,999.44

Finding the Fourth Proportional to 1,977,490.44, 2,729,010.28 and 1,117,999.44

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Solution

The fourth proportional to 1,977,490.44, 2,729,010.28 and 1,117,999.44 is: 1,542,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,490.44 : 2,729,010.28 = 1,117,999.44 : x
  2. Step 2: Convert to fraction form
    1,977,490.44/2,729,010.28 = 1,117,999.44/x
  3. Step 3: Cross multiply
    1,977,490.44x = 2,729,010.28 × 1,117,999.44
  4. Step 4: Simplify right side
    1,977,490.44x = 3,051,031,964,794.24
  5. Step 5: Solve for x
    x = 3,051,031,964,794.24/1,977,490.44
  6. Step 6: Final answer
    x = 1,542,880.77

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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.