Home / 1,475,582.20-2,211,623.70-1,325,116.60

Finding the Fourth Proportional to 1,475,582.20, 2,211,623.70 and 1,325,116.60

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Solution

The fourth proportional to 1,475,582.20, 2,211,623.70 and 1,325,116.60 is: 1,986,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,582.20 : 2,211,623.70 = 1,325,116.60 : x
  2. Step 2: Convert to fraction form
    1,475,582.20/2,211,623.70 = 1,325,116.60/x
  3. Step 3: Cross multiply
    1,475,582.20x = 2,211,623.70 × 1,325,116.60
  4. Step 4: Simplify right side
    1,475,582.20x = 2,930,659,277,823.42
  5. Step 5: Solve for x
    x = 2,930,659,277,823.42/1,475,582.20
  6. Step 6: Final answer
    x = 1,986,103.71

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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.