Finding the Fourth Proportional to 1,613,577.70, 2,226,718.92 and 888,410.62
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Solution
The fourth proportional to 1,613,577.70, 2,226,718.92 and 888,410.62 is: 1,225,996.58
Step by Step Solution
- Step 1: Write the proportion equation
1,613,577.70 : 2,226,718.92 = 888,410.62 : x - Step 2: Convert to fraction form
1,613,577.70/2,226,718.92 = 888,410.62/x - Step 3: Cross multiply
1,613,577.70x = 2,226,718.92 × 888,410.62 - Step 4: Simplify right side
1,613,577.70x = 1,978,240,736,282.93 - Step 5: Solve for x
x = 1,978,240,736,282.93/1,613,577.70 - Step 6: Final answer
x = 1,225,996.58
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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.