Home / 2,811,717.51-3,880,188.59-1,522,557.96

Finding the Fourth Proportional to 2,811,717.51, 3,880,188.59 and 1,522,557.96

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Solution

The fourth proportional to 2,811,717.51, 3,880,188.59 and 1,522,557.96 is: 2,101,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,717.51 : 3,880,188.59 = 1,522,557.96 : x
  2. Step 2: Convert to fraction form
    2,811,717.51/3,880,188.59 = 1,522,557.96/x
  3. Step 3: Cross multiply
    2,811,717.51x = 3,880,188.59 × 1,522,557.96
  4. Step 4: Simplify right side
    2,811,717.51x = 5,907,812,024,005.68
  5. Step 5: Solve for x
    x = 5,907,812,024,005.68/2,811,717.51
  6. Step 6: Final answer
    x = 2,101,139.96

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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.