Home / 1,424,082.44-1,965,235.92-779,543.44

Finding the Fourth Proportional to 1,424,082.44, 1,965,235.92 and 779,543.44

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Solution

The fourth proportional to 1,424,082.44, 1,965,235.92 and 779,543.44 is: 1,075,771.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,082.44 : 1,965,235.92 = 779,543.44 : x
  2. Step 2: Convert to fraction form
    1,424,082.44/1,965,235.92 = 779,543.44/x
  3. Step 3: Cross multiply
    1,424,082.44x = 1,965,235.92 × 779,543.44
  4. Step 4: Simplify right side
    1,424,082.44x = 1,531,986,769,488.36
  5. Step 5: Solve for x
    x = 1,531,986,769,488.36/1,424,082.44
  6. Step 6: Final answer
    x = 1,075,771.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.