Home / 2,974,861.64-4,105,193.46-1,616,705.48

Finding the Fourth Proportional to 2,974,861.64, 4,105,193.46 and 1,616,705.48

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Solution

The fourth proportional to 2,974,861.64, 4,105,193.46 and 1,616,705.48 is: 2,230,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,861.64 : 4,105,193.46 = 1,616,705.48 : x
  2. Step 2: Convert to fraction form
    2,974,861.64/4,105,193.46 = 1,616,705.48/x
  3. Step 3: Cross multiply
    2,974,861.64x = 4,105,193.46 × 1,616,705.48
  4. Step 4: Simplify right side
    2,974,861.64x = 6,636,888,763,242.16
  5. Step 5: Solve for x
    x = 6,636,888,763,242.16/2,974,861.64
  6. Step 6: Final answer
    x = 2,230,990.74

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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.