Home / 2,783,288.90-4,174,933.35-1,663,544.90

Finding the Fourth Proportional to 2,783,288.90, 4,174,933.35 and 1,663,544.90

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Solution

The fourth proportional to 2,783,288.90, 4,174,933.35 and 1,663,544.90 is: 2,495,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,288.90 : 4,174,933.35 = 1,663,544.90 : x
  2. Step 2: Convert to fraction form
    2,783,288.90/4,174,933.35 = 1,663,544.90/x
  3. Step 3: Cross multiply
    2,783,288.90x = 4,174,933.35 × 1,663,544.90
  4. Step 4: Simplify right side
    2,783,288.90x = 6,945,189,082,232.42
  5. Step 5: Solve for x
    x = 6,945,189,082,232.42/2,783,288.90
  6. Step 6: Final answer
    x = 2,495,317.35

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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.