Home / 4,669,705.80-7,004,558.70-1,640,492.10

Finding the Fourth Proportional to 4,669,705.80, 7,004,558.70 and 1,640,492.10

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Solution

The fourth proportional to 4,669,705.80, 7,004,558.70 and 1,640,492.10 is: 2,460,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,705.80 : 7,004,558.70 = 1,640,492.10 : x
  2. Step 2: Convert to fraction form
    4,669,705.80/7,004,558.70 = 1,640,492.10/x
  3. Step 3: Cross multiply
    4,669,705.80x = 7,004,558.70 × 1,640,492.10
  4. Step 4: Simplify right side
    4,669,705.80x = 11,490,923,211,336.27
  5. Step 5: Solve for x
    x = 11,490,923,211,336.27/4,669,705.80
  6. Step 6: Final answer
    x = 2,460,738.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.