Home / 3,040,139.10-4,195,327.23-1,663,477.28

Finding the Fourth Proportional to 3,040,139.10, 4,195,327.23 and 1,663,477.28

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Solution

The fourth proportional to 3,040,139.10, 4,195,327.23 and 1,663,477.28 is: 2,295,563.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,139.10 : 4,195,327.23 = 1,663,477.28 : x
  2. Step 2: Convert to fraction form
    3,040,139.10/4,195,327.23 = 1,663,477.28/x
  3. Step 3: Cross multiply
    3,040,139.10x = 4,195,327.23 × 1,663,477.28
  4. Step 4: Simplify right side
    3,040,139.10x = 6,978,831,529,270.34
  5. Step 5: Solve for x
    x = 6,978,831,529,270.34/3,040,139.10
  6. Step 6: Final answer
    x = 2,295,563.23

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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.