Home / 2,151,146.20-2,968,535.04-1,184,239.48

Finding the Fourth Proportional to 2,151,146.20, 2,968,535.04 and 1,184,239.48

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Solution

The fourth proportional to 2,151,146.20, 2,968,535.04 and 1,184,239.48 is: 1,634,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,146.20 : 2,968,535.04 = 1,184,239.48 : x
  2. Step 2: Convert to fraction form
    2,151,146.20/2,968,535.04 = 1,184,239.48/x
  3. Step 3: Cross multiply
    2,151,146.20x = 2,968,535.04 × 1,184,239.48
  4. Step 4: Simplify right side
    2,151,146.20x = 3,515,456,392,131.38
  5. Step 5: Solve for x
    x = 3,515,456,392,131.38/2,151,146.20
  6. Step 6: Final answer
    x = 1,634,224.76

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1.5x scale

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.