Home / 4,029,515.20-6,044,928.96-1,189,914.40

Finding the Fourth Proportional to 4,029,515.20, 6,044,928.96 and 1,189,914.40

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Solution

The fourth proportional to 4,029,515.20, 6,044,928.96 and 1,189,914.40 is: 1,785,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029,515.20 : 6,044,928.96 = 1,189,914.40 : x
  2. Step 2: Convert to fraction form
    4,029,515.20/6,044,928.96 = 1,189,914.40/x
  3. Step 3: Cross multiply
    4,029,515.20x = 6,044,928.96 × 1,189,914.40
  4. Step 4: Simplify right side
    4,029,515.20x = 7,192,948,016,481.02
  5. Step 5: Solve for x
    x = 7,192,948,016,481.02/4,029,515.20
  6. Step 6: Final answer
    x = 1,785,065.36

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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.