Home / 4,317,784.20-6,476,231.70-1,438,839.83

Finding the Fourth Proportional to 4,317,784.20, 6,476,231.70 and 1,438,839.83

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Solution

The fourth proportional to 4,317,784.20, 6,476,231.70 and 1,438,839.83 is: 2,158,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,784.20 : 6,476,231.70 = 1,438,839.83 : x
  2. Step 2: Convert to fraction form
    4,317,784.20/6,476,231.70 = 1,438,839.83/x
  3. Step 3: Cross multiply
    4,317,784.20x = 6,476,231.70 × 1,438,839.83
  4. Step 4: Simplify right side
    4,317,784.20x = 9,318,260,085,887.45
  5. Step 5: Solve for x
    x = 9,318,260,085,887.45/4,317,784.20
  6. Step 6: Final answer
    x = 2,158,111.58

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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.