Finding the Fourth Proportional to 1,095,203.49, 1,642,806.49 and 285,587.19
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Solution
The fourth proportional to 1,095,203.49, 1,642,806.49 and 285,587.19 is: 428,381.12
Step by Step Solution
- Step 1: Write the proportion equation
1,095,203.49 : 1,642,806.49 = 285,587.19 : x - Step 2: Convert to fraction form
1,095,203.49/1,642,806.49 = 285,587.19/x - Step 3: Cross multiply
1,095,203.49x = 1,642,806.49 × 285,587.19 - Step 4: Simplify right side
1,095,203.49x = 469,164,494,638.80 - Step 5: Solve for x
x = 469,164,494,638.80/1,095,203.49 - Step 6: Final answer
x = 428,381.12
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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.