Home / 1,494,143.55-2,229,561.88-1,333,112.54

Finding the Fourth Proportional to 1,494,143.55, 2,229,561.88 and 1,333,112.54

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Solution

The fourth proportional to 1,494,143.55, 2,229,561.88 and 1,333,112.54 is: 1,989,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,143.55 : 2,229,561.88 = 1,333,112.54 : x
  2. Step 2: Convert to fraction form
    1,494,143.55/2,229,561.88 = 1,333,112.54/x
  3. Step 3: Cross multiply
    1,494,143.55x = 2,229,561.88 × 1,333,112.54
  4. Step 4: Simplify right side
    1,494,143.55x = 2,972,256,886,453.38
  5. Step 5: Solve for x
    x = 2,972,256,886,453.38/1,494,143.55
  6. Step 6: Final answer
    x = 1,989,271.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.