Finding the Fourth Proportional to 2,590,241.29, 3,884,521.19 and 860,646.63
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Solution
The fourth proportional to 2,590,241.29, 3,884,521.19 and 860,646.63 is: 1,290,690.60
Step by Step Solution
- Step 1: Write the proportion equation
2,590,241.29 : 3,884,521.19 = 860,646.63 : x - Step 2: Convert to fraction form
2,590,241.29/3,884,521.19 = 860,646.63/x - Step 3: Cross multiply
2,590,241.29x = 3,884,521.19 × 860,646.63 - Step 4: Simplify right side
2,590,241.29x = 3,343,200,081,600.81 - Step 5: Solve for x
x = 3,343,200,081,600.81/2,590,241.29 - Step 6: Final answer
x = 1,290,690.60
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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.