Home / 2,729,484.36-4,085,828.46-1,780,812.36

Finding the Fourth Proportional to 2,729,484.36, 4,085,828.46 and 1,780,812.36

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Solution

The fourth proportional to 2,729,484.36, 4,085,828.46 and 1,780,812.36 is: 2,665,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,484.36 : 4,085,828.46 = 1,780,812.36 : x
  2. Step 2: Convert to fraction form
    2,729,484.36/4,085,828.46 = 1,780,812.36/x
  3. Step 3: Cross multiply
    2,729,484.36x = 4,085,828.46 × 1,780,812.36
  4. Step 4: Simplify right side
    2,729,484.36x = 7,276,093,822,407.77
  5. Step 5: Solve for x
    x = 7,276,093,822,407.77/2,729,484.36
  6. Step 6: Final answer
    x = 2,665,739.33

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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.