Finding the Fourth Proportional to 1,996,579.08, 2,755,768.68 and 1,137,645.36
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Solution
The fourth proportional to 1,996,579.08, 2,755,768.68 and 1,137,645.36 is: 1,570,229.54
Step by Step Solution
- Step 1: Write the proportion equation
1,996,579.08 : 2,755,768.68 = 1,137,645.36 : x - Step 2: Convert to fraction form
1,996,579.08/2,755,768.68 = 1,137,645.36/x - Step 3: Cross multiply
1,996,579.08x = 2,755,768.68 × 1,137,645.36 - Step 4: Simplify right side
1,996,579.08x = 3,135,087,452,035.33 - Step 5: Solve for x
x = 3,135,087,452,035.33/1,996,579.08 - Step 6: Final answer
x = 1,570,229.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.