Home / 1,384,104.30-2,074,212.45-1,100,280.30

Finding the Fourth Proportional to 1,384,104.30, 2,074,212.45 and 1,100,280.30

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Solution

The fourth proportional to 1,384,104.30, 2,074,212.45 and 1,100,280.30 is: 1,648,875.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,104.30 : 2,074,212.45 = 1,100,280.30 : x
  2. Step 2: Convert to fraction form
    1,384,104.30/2,074,212.45 = 1,100,280.30/x
  3. Step 3: Cross multiply
    1,384,104.30x = 2,074,212.45 × 1,100,280.30
  4. Step 4: Simplify right side
    1,384,104.30x = 2,282,215,096,749.74
  5. Step 5: Solve for x
    x = 2,282,215,096,749.74/1,384,104.30
  6. Step 6: Final answer
    x = 1,648,875.09

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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.