Finding the Fourth Proportional to 1,063,983.75, 1,592,230.99 and 664,812.51
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Solution
The fourth proportional to 1,063,983.75, 1,592,230.99 and 664,812.51 is: 994,878.99
Step by Step Solution
- Step 1: Write the proportion equation
1,063,983.75 : 1,592,230.99 = 664,812.51 : x - Step 2: Convert to fraction form
1,063,983.75/1,592,230.99 = 664,812.51/x - Step 3: Cross multiply
1,063,983.75x = 1,592,230.99 × 664,812.51 - Step 4: Simplify right side
1,063,983.75x = 1,058,535,069,676.47 - Step 5: Solve for x
x = 1,058,535,069,676.47/1,063,983.75 - Step 6: Final answer
x = 994,878.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.