Home / 2,751,696.40-4,124,045.40-1,328,688.40

Finding the Fourth Proportional to 2,751,696.40, 4,124,045.40 and 1,328,688.40

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Solution

The fourth proportional to 2,751,696.40, 4,124,045.40 and 1,328,688.40 is: 1,991,342.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,696.40 : 4,124,045.40 = 1,328,688.40 : x
  2. Step 2: Convert to fraction form
    2,751,696.40/4,124,045.40 = 1,328,688.40/x
  3. Step 3: Cross multiply
    2,751,696.40x = 4,124,045.40 × 1,328,688.40
  4. Step 4: Simplify right side
    2,751,696.40x = 5,479,571,284,053.36
  5. Step 5: Solve for x
    x = 5,479,571,284,053.36/2,751,696.40
  6. Step 6: Final answer
    x = 1,991,342.97

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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.