Home / 1,368,002.46-2,052,224.19-421,372.74

Finding the Fourth Proportional to 1,368,002.46, 2,052,224.19 and 421,372.74

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Solution

The fourth proportional to 1,368,002.46, 2,052,224.19 and 421,372.74 is: 632,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,002.46 : 2,052,224.19 = 421,372.74 : x
  2. Step 2: Convert to fraction form
    1,368,002.46/2,052,224.19 = 421,372.74/x
  3. Step 3: Cross multiply
    1,368,002.46x = 2,052,224.19 × 421,372.74
  4. Step 4: Simplify right side
    1,368,002.46x = 864,751,330,034.58
  5. Step 5: Solve for x
    x = 864,751,330,034.58/1,368,002.46
  6. Step 6: Final answer
    x = 632,127.03

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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.