Finding the Fourth Proportional to 5,434,943.04, 7,503,833.00 and 4,175,387.09
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Solution
The fourth proportional to 5,434,943.04, 7,503,833.00 and 4,175,387.09 is: 5,764,808.78
Step by Step Solution
- Step 1: Write the proportion equation
5,434,943.04 : 7,503,833.00 = 4,175,387.09 : x - Step 2: Convert to fraction form
5,434,943.04/7,503,833.00 = 4,175,387.09/x - Step 3: Cross multiply
5,434,943.04x = 7,503,833.00 × 4,175,387.09 - Step 4: Simplify right side
5,434,943.04x = 31,331,407,375,319.87 - Step 5: Solve for x
x = 31,331,407,375,319.87/5,434,943.04 - Step 6: Final answer
x = 5,764,808.78
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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.