Home / 2,928,015.40-4,392,023.10-933,471.40

Finding the Fourth Proportional to 2,928,015.40, 4,392,023.10 and 933,471.40

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Solution

The fourth proportional to 2,928,015.40, 4,392,023.10 and 933,471.40 is: 1,400,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,015.40 : 4,392,023.10 = 933,471.40 : x
  2. Step 2: Convert to fraction form
    2,928,015.40/4,392,023.10 = 933,471.40/x
  3. Step 3: Cross multiply
    2,928,015.40x = 4,392,023.10 × 933,471.40
  4. Step 4: Simplify right side
    2,928,015.40x = 4,099,827,951,989.34
  5. Step 5: Solve for x
    x = 4,099,827,951,989.34/2,928,015.40
  6. Step 6: Final answer
    x = 1,400,207.10

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Similar ratio
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1.5x scale

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.