Finding the Fourth Proportional to 1,254,158.08, 1,730,743.10 and 681,207.80
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Solution
The fourth proportional to 1,254,158.08, 1,730,743.10 and 681,207.80 is: 940,069.45
Step by Step Solution
- Step 1: Write the proportion equation
1,254,158.08 : 1,730,743.10 = 681,207.80 : x - Step 2: Convert to fraction form
1,254,158.08/1,730,743.10 = 681,207.80/x - Step 3: Cross multiply
1,254,158.08x = 1,730,743.10 × 681,207.80 - Step 4: Simplify right side
1,254,158.08x = 1,178,995,699,516.18 - Step 5: Solve for x
x = 1,178,995,699,516.18/1,254,158.08 - Step 6: Final answer
x = 940,069.45
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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.