Home / 1,630,409.40-2,444,739.30-682,709.40

Finding the Fourth Proportional to 1,630,409.40, 2,444,739.30 and 682,709.40

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Solution

The fourth proportional to 1,630,409.40, 2,444,739.30 and 682,709.40 is: 1,023,697.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,409.40 : 2,444,739.30 = 682,709.40 : x
  2. Step 2: Convert to fraction form
    1,630,409.40/2,444,739.30 = 682,709.40/x
  3. Step 3: Cross multiply
    1,630,409.40x = 2,444,739.30 × 682,709.40
  4. Step 4: Simplify right side
    1,630,409.40x = 1,669,046,500,659.42
  5. Step 5: Solve for x
    x = 1,669,046,500,659.42/1,630,409.40
  6. Step 6: Final answer
    x = 1,023,697.79

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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.