Home / 1,407,315.44-2,111,232.72-460,738.64

Finding the Fourth Proportional to 1,407,315.44, 2,111,232.72 and 460,738.64

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Solution

The fourth proportional to 1,407,315.44, 2,111,232.72 and 460,738.64 is: 691,192.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,315.44 : 2,111,232.72 = 460,738.64 : x
  2. Step 2: Convert to fraction form
    1,407,315.44/2,111,232.72 = 460,738.64/x
  3. Step 3: Cross multiply
    1,407,315.44x = 2,111,232.72 × 460,738.64
  4. Step 4: Simplify right side
    1,407,315.44x = 972,726,492,136.30
  5. Step 5: Solve for x
    x = 972,726,492,136.30/1,407,315.44
  6. Step 6: Final answer
    x = 691,192.94

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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.