Home / 4,802,001.70-7,200,540.15-1,435,771.30

Finding the Fourth Proportional to 4,802,001.70, 7,200,540.15 and 1,435,771.30

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Solution

The fourth proportional to 4,802,001.70, 7,200,540.15 and 1,435,771.30 is: 2,152,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802,001.70 : 7,200,540.15 = 1,435,771.30 : x
  2. Step 2: Convert to fraction form
    4,802,001.70/7,200,540.15 = 1,435,771.30/x
  3. Step 3: Cross multiply
    4,802,001.70x = 7,200,540.15 × 1,435,771.30
  4. Step 4: Simplify right side
    4,802,001.70x = 10,338,328,891,867.70
  5. Step 5: Solve for x
    x = 10,338,328,891,867.70/4,802,001.70
  6. Step 6: Final answer
    x = 2,152,920.71

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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.