Home / 2,974,774.68-4,105,220.94-1,616,647.80

Finding the Fourth Proportional to 2,974,774.68, 4,105,220.94 and 1,616,647.80

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Solution

The fourth proportional to 2,974,774.68, 4,105,220.94 and 1,616,647.80 is: 2,230,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,774.68 : 4,105,220.94 = 1,616,647.80 : x
  2. Step 2: Convert to fraction form
    2,974,774.68/4,105,220.94 = 1,616,647.80/x
  3. Step 3: Cross multiply
    2,974,774.68x = 4,105,220.94 × 1,616,647.80
  4. Step 4: Simplify right side
    2,974,774.68x = 6,636,696,401,164.93
  5. Step 5: Solve for x
    x = 6,636,696,401,164.93/2,974,774.68
  6. Step 6: Final answer
    x = 2,230,991.29

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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.