Home / 2,763,736.80-3,812,212.20-1,902,802.32

Finding the Fourth Proportional to 2,763,736.80, 3,812,212.20 and 1,902,802.32

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Solution

The fourth proportional to 2,763,736.80, 3,812,212.20 and 1,902,802.32 is: 2,624,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,736.80 : 3,812,212.20 = 1,902,802.32 : x
  2. Step 2: Convert to fraction form
    2,763,736.80/3,812,212.20 = 1,902,802.32/x
  3. Step 3: Cross multiply
    2,763,736.80x = 3,812,212.20 × 1,902,802.32
  4. Step 4: Simplify right side
    2,763,736.80x = 7,253,886,218,492.31
  5. Step 5: Solve for x
    x = 7,253,886,218,492.31/2,763,736.80
  6. Step 6: Final answer
    x = 2,624,666.07

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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.