Finding the Fourth Proportional to 3,586,506.36, 5,376,574.31 and 1,397,569.19
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Solution
The fourth proportional to 3,586,506.36, 5,376,574.31 and 1,397,569.19 is: 2,095,112.59
Step by Step Solution
- Step 1: Write the proportion equation
3,586,506.36 : 5,376,574.31 = 1,397,569.19 : x - Step 2: Convert to fraction form
3,586,506.36/5,376,574.31 = 1,397,569.19/x - Step 3: Cross multiply
3,586,506.36x = 5,376,574.31 × 1,397,569.19 - Step 4: Simplify right side
3,586,506.36x = 7,514,134,603,401.51 - Step 5: Solve for x
x = 7,514,134,603,401.51/3,586,506.36 - Step 6: Final answer
x = 2,095,112.59
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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.