Finding the Fourth Proportional to 1,595,322.84, 2,201,552.43 and 870,186.15
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Solution
The fourth proportional to 1,595,322.84, 2,201,552.43 and 870,186.15 is: 1,200,860.66
Step by Step Solution
- Step 1: Write the proportion equation
1,595,322.84 : 2,201,552.43 = 870,186.15 : x - Step 2: Convert to fraction form
1,595,322.84/2,201,552.43 = 870,186.15/x - Step 3: Cross multiply
1,595,322.84x = 2,201,552.43 × 870,186.15 - Step 4: Simplify right side
1,595,322.84x = 1,915,760,433,084.84 - Step 5: Solve for x
x = 1,915,760,433,084.84/1,595,322.84 - Step 6: Final answer
x = 1,200,860.66
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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.