Finding the Fourth Proportional to 2,370,257.90, 3,270,949.32 and 1,282,547.97
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Solution
The fourth proportional to 2,370,257.90, 3,270,949.32 and 1,282,547.97 is: 1,769,912.64
Step by Step Solution
- Step 1: Write the proportion equation
2,370,257.90 : 3,270,949.32 = 1,282,547.97 : x - Step 2: Convert to fraction form
2,370,257.90/3,270,949.32 = 1,282,547.97/x - Step 3: Cross multiply
2,370,257.90x = 3,270,949.32 × 1,282,547.97 - Step 4: Simplify right side
2,370,257.90x = 4,195,149,410,338.88 - Step 5: Solve for x
x = 4,195,149,410,338.88/2,370,257.90 - Step 6: Final answer
x = 1,769,912.64
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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.