Finding the Fourth Proportional to 834,531.48, 1,249,755.48 and 753,661.08
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Solution
The fourth proportional to 834,531.48, 1,249,755.48 and 753,661.08 is: 1,128,647.74
Step by Step Solution
- Step 1: Write the proportion equation
834,531.48 : 1,249,755.48 = 753,661.08 : x - Step 2: Convert to fraction form
834,531.48/1,249,755.48 = 753,661.08/x - Step 3: Cross multiply
834,531.48x = 1,249,755.48 × 753,661.08 - Step 4: Simplify right side
834,531.48x = 941,892,064,792.72 - Step 5: Solve for x
x = 941,892,064,792.72/834,531.48 - Step 6: Final answer
x = 1,128,647.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.