Home / 3,246,199.50-4,479,962.67-1,815,415.50

Finding the Fourth Proportional to 3,246,199.50, 4,479,962.67 and 1,815,415.50

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Solution

The fourth proportional to 3,246,199.50, 4,479,962.67 and 1,815,415.50 is: 2,505,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,199.50 : 4,479,962.67 = 1,815,415.50 : x
  2. Step 2: Convert to fraction form
    3,246,199.50/4,479,962.67 = 1,815,415.50/x
  3. Step 3: Cross multiply
    3,246,199.50x = 4,479,962.67 × 1,815,415.50
  4. Step 4: Simplify right side
    3,246,199.50x = 8,132,993,670,539.39
  5. Step 5: Solve for x
    x = 8,132,993,670,539.39/3,246,199.50
  6. Step 6: Final answer
    x = 2,505,389.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.