Home / 1,364,812.16-2,047,144.38-418,185.62

Finding the Fourth Proportional to 1,364,812.16, 2,047,144.38 and 418,185.62

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Solution

The fourth proportional to 1,364,812.16, 2,047,144.38 and 418,185.62 is: 627,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,812.16 : 2,047,144.38 = 418,185.62 : x
  2. Step 2: Convert to fraction form
    1,364,812.16/2,047,144.38 = 418,185.62/x
  3. Step 3: Cross multiply
    1,364,812.16x = 2,047,144.38 × 418,185.62
  4. Step 4: Simplify right side
    1,364,812.16x = 856,086,341,779.82
  5. Step 5: Solve for x
    x = 856,086,341,779.82/1,364,812.16
  6. Step 6: Final answer
    x = 627,255.80

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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.