Home / 2,736,802.78-3,776,778.36-1,529,578.78

Finding the Fourth Proportional to 2,736,802.78, 3,776,778.36 and 1,529,578.78

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Solution

The fourth proportional to 2,736,802.78, 3,776,778.36 and 1,529,578.78 is: 2,110,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,802.78 : 3,776,778.36 = 1,529,578.78 : x
  2. Step 2: Convert to fraction form
    2,736,802.78/3,776,778.36 = 1,529,578.78/x
  3. Step 3: Cross multiply
    2,736,802.78x = 3,776,778.36 × 1,529,578.78
  4. Step 4: Simplify right side
    2,736,802.78x = 5,776,880,036,219.20
  5. Step 5: Solve for x
    x = 5,776,880,036,219.20/2,736,802.78
  6. Step 6: Final answer
    x = 2,110,813.42

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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.