Finding the Fourth Proportional to 1,804,112.18, 2,489,677.81 and 988,298.08
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Solution
The fourth proportional to 1,804,112.18, 2,489,677.81 and 988,298.08 is: 1,363,852.99
Step by Step Solution
- Step 1: Write the proportion equation
1,804,112.18 : 2,489,677.81 = 988,298.08 : x - Step 2: Convert to fraction form
1,804,112.18/2,489,677.81 = 988,298.08/x - Step 3: Cross multiply
1,804,112.18x = 2,489,677.81 × 988,298.08 - Step 4: Simplify right side
1,804,112.18x = 2,460,543,786,993.22 - Step 5: Solve for x
x = 2,460,543,786,993.22/1,804,112.18 - Step 6: Final answer
x = 1,363,852.99
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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.