Home / 1,683,105.78-2,525,912.61-1,234,984.62

Finding the Fourth Proportional to 1,683,105.78, 2,525,912.61 and 1,234,984.62

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Solution

The fourth proportional to 1,683,105.78, 2,525,912.61 and 1,234,984.62 is: 1,853,397.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,105.78 : 2,525,912.61 = 1,234,984.62 : x
  2. Step 2: Convert to fraction form
    1,683,105.78/2,525,912.61 = 1,234,984.62/x
  3. Step 3: Cross multiply
    1,683,105.78x = 2,525,912.61 × 1,234,984.62
  4. Step 4: Simplify right side
    1,683,105.78x = 3,119,463,224,814.06
  5. Step 5: Solve for x
    x = 3,119,463,224,814.06/1,683,105.78
  6. Step 6: Final answer
    x = 1,853,397.01

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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.