Finding the Fourth Proportional to 5,005,468.80, 7,508,149.62 and 3,798,460.05
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Solution
The fourth proportional to 5,005,468.80, 7,508,149.62 and 3,798,460.05 is: 5,697,649.41
Step by Step Solution
- Step 1: Write the proportion equation
5,005,468.80 : 7,508,149.62 = 3,798,460.05 : x - Step 2: Convert to fraction form
5,005,468.80/7,508,149.62 = 3,798,460.05/x - Step 3: Cross multiply
5,005,468.80x = 7,508,149.62 × 3,798,460.05 - Step 4: Simplify right side
5,005,468.80x = 28,519,406,370,330.31 - Step 5: Solve for x
x = 28,519,406,370,330.31/5,005,468.80 - Step 6: Final answer
x = 5,697,649.41
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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.