Finding the Fourth Proportional to 1,613,656.58, 2,226,901.29 and 888,554.30
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Solution
The fourth proportional to 1,613,656.58, 2,226,901.29 and 888,554.30 is: 1,226,235.33
Step by Step Solution
- Step 1: Write the proportion equation
1,613,656.58 : 2,226,901.29 = 888,554.30 : x - Step 2: Convert to fraction form
1,613,656.58/2,226,901.29 = 888,554.30/x - Step 3: Cross multiply
1,613,656.58x = 2,226,901.29 × 888,554.30 - Step 4: Simplify right side
1,613,656.58x = 1,978,722,716,905.05 - Step 5: Solve for x
x = 1,978,722,716,905.05/1,613,656.58 - Step 6: Final answer
x = 1,226,235.33
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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.