Home / 2,738,316.36-4,109,492.69-1,299,004.28

Finding the Fourth Proportional to 2,738,316.36, 4,109,492.69 and 1,299,004.28

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Solution

The fourth proportional to 2,738,316.36, 4,109,492.69 and 1,299,004.28 is: 1,949,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,316.36 : 4,109,492.69 = 1,299,004.28 : x
  2. Step 2: Convert to fraction form
    2,738,316.36/4,109,492.69 = 1,299,004.28/x
  3. Step 3: Cross multiply
    2,738,316.36x = 4,109,492.69 × 1,299,004.28
  4. Step 4: Simplify right side
    2,738,316.36x = 5,338,248,565,896.23
  5. Step 5: Solve for x
    x = 5,338,248,565,896.23/2,738,316.36
  6. Step 6: Final answer
    x = 1,949,463.78

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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.