Home / 2,636,497.56-3,955,927.86-1,215,792.12

Finding the Fourth Proportional to 2,636,497.56, 3,955,927.86 and 1,215,792.12

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Solution

The fourth proportional to 2,636,497.56, 3,955,927.86 and 1,215,792.12 is: 1,824,233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,497.56 : 3,955,927.86 = 1,215,792.12 : x
  2. Step 2: Convert to fraction form
    2,636,497.56/3,955,927.86 = 1,215,792.12/x
  3. Step 3: Cross multiply
    2,636,497.56x = 3,955,927.86 × 1,215,792.12
  4. Step 4: Simplify right side
    2,636,497.56x = 4,809,585,919,476.46
  5. Step 5: Solve for x
    x = 4,809,585,919,476.46/2,636,497.56
  6. Step 6: Final answer
    x = 1,824,233.03

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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.