Home / 1,347,682.40-2,021,523.60-717,826.40

Finding the Fourth Proportional to 1,347,682.40, 2,021,523.60 and 717,826.40

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Solution

The fourth proportional to 1,347,682.40, 2,021,523.60 and 717,826.40 is: 1,076,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,682.40 : 2,021,523.60 = 717,826.40 : x
  2. Step 2: Convert to fraction form
    1,347,682.40/2,021,523.60 = 717,826.40/x
  3. Step 3: Cross multiply
    1,347,682.40x = 2,021,523.60 × 717,826.40
  4. Step 4: Simplify right side
    1,347,682.40x = 1,451,103,008,303.04
  5. Step 5: Solve for x
    x = 1,451,103,008,303.04/1,347,682.40
  6. Step 6: Final answer
    x = 1,076,739.60

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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.