Finding the Fourth Proportional to 2,242,960.47, 3,093,331.68 and 1,371,134.79
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Solution
The fourth proportional to 2,242,960.47, 3,093,331.68 and 1,371,134.79 is: 1,890,971.66
Step by Step Solution
- Step 1: Write the proportion equation
2,242,960.47 : 3,093,331.68 = 1,371,134.79 : x - Step 2: Convert to fraction form
2,242,960.47/3,093,331.68 = 1,371,134.79/x - Step 3: Cross multiply
2,242,960.47x = 3,093,331.68 × 1,371,134.79 - Step 4: Simplify right side
2,242,960.47x = 4,241,374,683,457.15 - Step 5: Solve for x
x = 4,241,374,683,457.15/2,242,960.47 - Step 6: Final answer
x = 1,890,971.66
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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.