Home / 2,974,299.70-4,104,558.18-1,616,172.70

Finding the Fourth Proportional to 2,974,299.70, 4,104,558.18 and 1,616,172.70

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Solution

The fourth proportional to 2,974,299.70, 4,104,558.18 and 1,616,172.70 is: 2,230,331.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,299.70 : 4,104,558.18 = 1,616,172.70 : x
  2. Step 2: Convert to fraction form
    2,974,299.70/4,104,558.18 = 1,616,172.70/x
  3. Step 3: Cross multiply
    2,974,299.70x = 4,104,558.18 × 1,616,172.70
  4. Step 4: Simplify right side
    2,974,299.70x = 6,633,674,855,554.90
  5. Step 5: Solve for x
    x = 6,633,674,855,554.90/2,974,299.70
  6. Step 6: Final answer
    x = 2,230,331.69

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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.