Finding the Fourth Proportional to 1,646,741.10, 2,273,897.70 and 1,035,090.84
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Solution
The fourth proportional to 1,646,741.10, 2,273,897.70 and 1,035,090.84 is: 1,429,302.20
Step by Step Solution
- Step 1: Write the proportion equation
1,646,741.10 : 2,273,897.70 = 1,035,090.84 : x - Step 2: Convert to fraction form
1,646,741.10/2,273,897.70 = 1,035,090.84/x - Step 3: Cross multiply
1,646,741.10x = 2,273,897.70 × 1,035,090.84 - Step 4: Simplify right side
1,646,741.10x = 2,353,690,680,367.07 - Step 5: Solve for x
x = 2,353,690,680,367.07/1,646,741.10 - Step 6: Final answer
x = 1,429,302.20
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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.