Home / 2,763,688.74-3,812,146.08-1,902,754.32

Finding the Fourth Proportional to 2,763,688.74, 3,812,146.08 and 1,902,754.32

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Solution

The fourth proportional to 2,763,688.74, 3,812,146.08 and 1,902,754.32 is: 2,624,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,688.74 : 3,812,146.08 = 1,902,754.32 : x
  2. Step 2: Convert to fraction form
    2,763,688.74/3,812,146.08 = 1,902,754.32/x
  3. Step 3: Cross multiply
    2,763,688.74x = 3,812,146.08 × 1,902,754.32
  4. Step 4: Simplify right side
    2,763,688.74x = 7,253,577,422,191.07
  5. Step 5: Solve for x
    x = 7,253,577,422,191.07/2,763,688.74
  6. Step 6: Final answer
    x = 2,624,599.98

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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.