Finding the Fourth Proportional to 1,845,813.48, 2,546,199.12 and 1,081,719.42
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Solution
The fourth proportional to 1,845,813.48, 2,546,199.12 and 1,081,719.42 is: 1,492,173.00
Step by Step Solution
- Step 1: Write the proportion equation
1,845,813.48 : 2,546,199.12 = 1,081,719.42 : x - Step 2: Convert to fraction form
1,845,813.48/2,546,199.12 = 1,081,719.42/x - Step 3: Cross multiply
1,845,813.48x = 2,546,199.12 × 1,081,719.42 - Step 4: Simplify right side
1,845,813.48x = 2,754,273,035,290.91 - Step 5: Solve for x
x = 2,754,273,035,290.91/1,845,813.48 - Step 6: Final answer
x = 1,492,173.00
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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.