Home / 3,130,015.54-4,319,439.41-1,840,910.26

Finding the Fourth Proportional to 3,130,015.54, 4,319,439.41 and 1,840,910.26

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Solution

The fourth proportional to 3,130,015.54, 4,319,439.41 and 1,840,910.26 is: 2,540,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,015.54 : 4,319,439.41 = 1,840,910.26 : x
  2. Step 2: Convert to fraction form
    3,130,015.54/4,319,439.41 = 1,840,910.26/x
  3. Step 3: Cross multiply
    3,130,015.54x = 4,319,439.41 × 1,840,910.26
  4. Step 4: Simplify right side
    3,130,015.54x = 7,951,700,327,317.35
  5. Step 5: Solve for x
    x = 7,951,700,327,317.35/3,130,015.54
  6. Step 6: Final answer
    x = 2,540,466.72

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1.5x scale

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.