Home / 2,992,074.40-4,489,569.60-1,393,814.80

Finding the Fourth Proportional to 2,992,074.40, 4,489,569.60 and 1,393,814.80

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Solution

The fourth proportional to 2,992,074.40, 4,489,569.60 and 1,393,814.80 is: 2,091,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,074.40 : 4,489,569.60 = 1,393,814.80 : x
  2. Step 2: Convert to fraction form
    2,992,074.40/4,489,569.60 = 1,393,814.80/x
  3. Step 3: Cross multiply
    2,992,074.40x = 4,489,569.60 × 1,393,814.80
  4. Step 4: Simplify right side
    2,992,074.40x = 6,257,628,554,110.08
  5. Step 5: Solve for x
    x = 6,257,628,554,110.08/2,992,074.40
  6. Step 6: Final answer
    x = 2,091,401.39

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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.