Home / 1,738,889.70-2,608,334.55-1,207,011.30

Finding the Fourth Proportional to 1,738,889.70, 2,608,334.55 and 1,207,011.30

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Solution

The fourth proportional to 1,738,889.70, 2,608,334.55 and 1,207,011.30 is: 1,810,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,889.70 : 2,608,334.55 = 1,207,011.30 : x
  2. Step 2: Convert to fraction form
    1,738,889.70/2,608,334.55 = 1,207,011.30/x
  3. Step 3: Cross multiply
    1,738,889.70x = 2,608,334.55 × 1,207,011.30
  4. Step 4: Simplify right side
    1,738,889.70x = 3,148,289,276,030.42
  5. Step 5: Solve for x
    x = 3,148,289,276,030.42/1,738,889.70
  6. Step 6: Final answer
    x = 1,810,516.95

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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.