Finding the Fourth Proportional to 1,534,094.74, 2,116,581.61 and 889,386.28
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Solution
The fourth proportional to 1,534,094.74, 2,116,581.61 and 889,386.28 is: 1,227,081.09
Step by Step Solution
- Step 1: Write the proportion equation
1,534,094.74 : 2,116,581.61 = 889,386.28 : x - Step 2: Convert to fraction form
1,534,094.74/2,116,581.61 = 889,386.28/x - Step 3: Cross multiply
1,534,094.74x = 2,116,581.61 × 889,386.28 - Step 4: Simplify right side
1,534,094.74x = 1,882,458,644,434.31 - Step 5: Solve for x
x = 1,882,458,644,434.31/1,534,094.74 - Step 6: Final answer
x = 1,227,081.09
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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.