Home / 1,424,129.42-2,136,188.72-582,680.90

Finding the Fourth Proportional to 1,424,129.42, 2,136,188.72 and 582,680.90

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Solution

The fourth proportional to 1,424,129.42, 2,136,188.72 and 582,680.90 is: 874,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,129.42 : 2,136,188.72 = 582,680.90 : x
  2. Step 2: Convert to fraction form
    1,424,129.42/2,136,188.72 = 582,680.90/x
  3. Step 3: Cross multiply
    1,424,129.42x = 2,136,188.72 × 582,680.90
  4. Step 4: Simplify right side
    1,424,129.42x = 1,244,716,365,939.45
  5. Step 5: Solve for x
    x = 1,244,716,365,939.45/1,424,129.42
  6. Step 6: Final answer
    x = 874,019.14

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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.