Home / 2,974,799.84-4,105,255.44-1,616,672.80

Finding the Fourth Proportional to 2,974,799.84, 4,105,255.44 and 1,616,672.80

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Solution

The fourth proportional to 2,974,799.84, 4,105,255.44 and 1,616,672.80 is: 2,231,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,799.84 : 4,105,255.44 = 1,616,672.80 : x
  2. Step 2: Convert to fraction form
    2,974,799.84/4,105,255.44 = 1,616,672.80/x
  3. Step 3: Cross multiply
    2,974,799.84x = 4,105,255.44 × 1,616,672.80
  4. Step 4: Simplify right side
    2,974,799.84x = 6,636,854,806,900.03
  5. Step 5: Solve for x
    x = 6,636,854,806,900.03/2,974,799.84
  6. Step 6: Final answer
    x = 2,231,025.67

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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.