Home / 1,520,680.34-2,278,501.73-1,069,195.37

Finding the Fourth Proportional to 1,520,680.34, 2,278,501.73 and 1,069,195.37

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Solution

The fourth proportional to 1,520,680.34, 2,278,501.73 and 1,069,195.37 is: 1,602,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,680.34 : 2,278,501.73 = 1,069,195.37 : x
  2. Step 2: Convert to fraction form
    1,520,680.34/2,278,501.73 = 1,069,195.37/x
  3. Step 3: Cross multiply
    1,520,680.34x = 2,278,501.73 × 1,069,195.37
  4. Step 4: Simplify right side
    1,520,680.34x = 2,436,163,494,907.01
  5. Step 5: Solve for x
    x = 2,436,163,494,907.01/1,520,680.34
  6. Step 6: Final answer
    x = 1,602,022.09

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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.