Finding the Fourth Proportional to 2,678,013.08, 3,695,646.62 and 1,454,310.03
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Solution
The fourth proportional to 2,678,013.08, 3,695,646.62 and 1,454,310.03 is: 2,006,941.64
Step by Step Solution
- Step 1: Write the proportion equation
2,678,013.08 : 3,695,646.62 = 1,454,310.03 : x - Step 2: Convert to fraction form
2,678,013.08/3,695,646.62 = 1,454,310.03/x - Step 3: Cross multiply
2,678,013.08x = 3,695,646.62 × 1,454,310.03 - Step 4: Simplify right side
2,678,013.08x = 5,374,615,939,530.05 - Step 5: Solve for x
x = 5,374,615,939,530.05/2,678,013.08 - Step 6: Final answer
x = 2,006,941.64
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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.