Home / 3,038,856.54-4,189,518.18-1,949,236.48

Finding the Fourth Proportional to 3,038,856.54, 4,189,518.18 and 1,949,236.48

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Solution

The fourth proportional to 3,038,856.54, 4,189,518.18 and 1,949,236.48 is: 2,687,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,856.54 : 4,189,518.18 = 1,949,236.48 : x
  2. Step 2: Convert to fraction form
    3,038,856.54/4,189,518.18 = 1,949,236.48/x
  3. Step 3: Cross multiply
    3,038,856.54x = 4,189,518.18 × 1,949,236.48
  4. Step 4: Simplify right side
    3,038,856.54x = 8,166,361,670,079.21
  5. Step 5: Solve for x
    x = 8,166,361,670,079.21/3,038,856.54
  6. Step 6: Final answer
    x = 2,687,313.98

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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.