Finding the Fourth Proportional to 2,263,667.44, 3,123,862.68 and 1,245,149.68
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Solution
The fourth proportional to 2,263,667.44, 3,123,862.68 and 1,245,149.68 is: 1,718,307.45
Step by Step Solution
- Step 1: Write the proportion equation
2,263,667.44 : 3,123,862.68 = 1,245,149.68 : x - Step 2: Convert to fraction form
2,263,667.44/3,123,862.68 = 1,245,149.68/x - Step 3: Cross multiply
2,263,667.44x = 3,123,862.68 × 1,245,149.68 - Step 4: Simplify right side
2,263,667.44x = 3,889,676,616,365.94 - Step 5: Solve for x
x = 3,889,676,616,365.94/2,263,667.44 - Step 6: Final answer
x = 1,718,307.45
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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.