Home / 1,640,104.70-2,460,157.05-922,659.35

Finding the Fourth Proportional to 1,640,104.70, 2,460,157.05 and 922,659.35

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Solution

The fourth proportional to 1,640,104.70, 2,460,157.05 and 922,659.35 is: 1,383,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,104.70 : 2,460,157.05 = 922,659.35 : x
  2. Step 2: Convert to fraction form
    1,640,104.70/2,460,157.05 = 922,659.35/x
  3. Step 3: Cross multiply
    1,640,104.70x = 2,460,157.05 × 922,659.35
  4. Step 4: Simplify right side
    1,640,104.70x = 2,269,886,904,650.92
  5. Step 5: Solve for x
    x = 2,269,886,904,650.92/1,640,104.70
  6. Step 6: Final answer
    x = 1,383,989.03

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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.