Finding the Fourth Proportional to 1,264,518.01, 1,745,031.03 and 683,737.09
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Solution
The fourth proportional to 1,264,518.01, 1,745,031.03 and 683,737.09 is: 943,555.11
Step by Step Solution
- Step 1: Write the proportion equation
1,264,518.01 : 1,745,031.03 = 683,737.09 : x - Step 2: Convert to fraction form
1,264,518.01/1,745,031.03 = 683,737.09/x - Step 3: Cross multiply
1,264,518.01x = 1,745,031.03 × 683,737.09 - Step 4: Simplify right side
1,264,518.01x = 1,193,142,431,485.31 - Step 5: Solve for x
x = 1,193,142,431,485.31/1,264,518.01 - Step 6: Final answer
x = 943,555.11
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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.