Finding the Fourth Proportional to 1,804,113.27, 2,489,677.29 and 988,346.48
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Solution
The fourth proportional to 1,804,113.27, 2,489,677.29 and 988,346.48 is: 1,363,918.67
Step by Step Solution
- Step 1: Write the proportion equation
1,804,113.27 : 2,489,677.29 = 988,346.48 : x - Step 2: Convert to fraction form
1,804,113.27/2,489,677.29 = 988,346.48/x - Step 3: Cross multiply
1,804,113.27x = 2,489,677.29 × 988,346.48 - Step 4: Simplify right side
1,804,113.27x = 2,460,663,773,459.05 - Step 5: Solve for x
x = 2,460,663,773,459.05/1,804,113.27 - Step 6: Final answer
x = 1,363,918.67
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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.