Finding the Fourth Proportional to 2,381,771.05, 3,572,656.44 and 865,171.06
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Solution
The fourth proportional to 2,381,771.05, 3,572,656.44 and 865,171.06 is: 1,297,756.54
Step by Step Solution
- Step 1: Write the proportion equation
2,381,771.05 : 3,572,656.44 = 865,171.06 : x - Step 2: Convert to fraction form
2,381,771.05/3,572,656.44 = 865,171.06/x - Step 3: Cross multiply
2,381,771.05x = 3,572,656.44 × 865,171.06 - Step 4: Simplify right side
2,381,771.05x = 3,090,958,959,210.63 - Step 5: Solve for x
x = 3,090,958,959,210.63/2,381,771.05 - Step 6: Final answer
x = 1,297,756.54
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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.