Finding the Fourth Proportional to 1,365,941.08, 2,048,554.68 and 406,138.24
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Solution
The fourth proportional to 1,365,941.08, 2,048,554.68 and 406,138.24 is: 609,101.23
Step by Step Solution
- Step 1: Write the proportion equation
1,365,941.08 : 2,048,554.68 = 406,138.24 : x - Step 2: Convert to fraction form
1,365,941.08/2,048,554.68 = 406,138.24/x - Step 3: Cross multiply
1,365,941.08x = 2,048,554.68 × 406,138.24 - Step 4: Simplify right side
1,365,941.08x = 831,996,392,278.96 - Step 5: Solve for x
x = 831,996,392,278.96/1,365,941.08 - Step 6: Final answer
x = 609,101.23
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1.5x scale
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.