Home / 3,072,081.80-4,608,122.70-942,494.60

Finding the Fourth Proportional to 3,072,081.80, 4,608,122.70 and 942,494.60

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Solution

The fourth proportional to 3,072,081.80, 4,608,122.70 and 942,494.60 is: 1,413,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,081.80 : 4,608,122.70 = 942,494.60 : x
  2. Step 2: Convert to fraction form
    3,072,081.80/4,608,122.70 = 942,494.60/x
  3. Step 3: Cross multiply
    3,072,081.80x = 4,608,122.70 × 942,494.60
  4. Step 4: Simplify right side
    3,072,081.80x = 4,343,130,760,887.42
  5. Step 5: Solve for x
    x = 4,343,130,760,887.42/3,072,081.80
  6. Step 6: Final answer
    x = 1,413,741.90

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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.