Finding the Fourth Proportional to 2,095,409.85, 2,891,626.47 and 1,165,174.26
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Solution
The fourth proportional to 2,095,409.85, 2,891,626.47 and 1,165,174.26 is: 1,607,918.72
Step by Step Solution
- Step 1: Write the proportion equation
2,095,409.85 : 2,891,626.47 = 1,165,174.26 : x - Step 2: Convert to fraction form
2,095,409.85/2,891,626.47 = 1,165,174.26/x - Step 3: Cross multiply
2,095,409.85x = 2,891,626.47 × 1,165,174.26 - Step 4: Simplify right side
2,095,409.85x = 3,369,248,732,378.66 - Step 5: Solve for x
x = 3,369,248,732,378.66/2,095,409.85 - Step 6: Final answer
x = 1,607,918.72
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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.