Home / 4,972,683.42-7,458,286.10-1,378,075.59

Finding the Fourth Proportional to 4,972,683.42, 7,458,286.10 and 1,378,075.59

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Solution

The fourth proportional to 4,972,683.42, 7,458,286.10 and 1,378,075.59 is: 2,066,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,683.42 : 7,458,286.10 = 1,378,075.59 : x
  2. Step 2: Convert to fraction form
    4,972,683.42/7,458,286.10 = 1,378,075.59/x
  3. Step 3: Cross multiply
    4,972,683.42x = 7,458,286.10 × 1,378,075.59
  4. Step 4: Simplify right side
    4,972,683.42x = 10,278,082,010,755.92
  5. Step 5: Solve for x
    x = 10,278,082,010,755.92/4,972,683.42
  6. Step 6: Final answer
    x = 2,066,908.58

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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.