Finding the Fourth Proportional to 5,319,905.82, 7,979,110.58 and 1,725,704.36
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Solution
The fourth proportional to 5,319,905.82, 7,979,110.58 and 1,725,704.36 is: 2,588,313.84
Step by Step Solution
- Step 1: Write the proportion equation
5,319,905.82 : 7,979,110.58 = 1,725,704.36 : x - Step 2: Convert to fraction form
5,319,905.82/7,979,110.58 = 1,725,704.36/x - Step 3: Cross multiply
5,319,905.82x = 7,979,110.58 × 1,725,704.36 - Step 4: Simplify right side
5,319,905.82x = 13,769,585,868,304.05 - Step 5: Solve for x
x = 13,769,585,868,304.05/5,319,905.82 - Step 6: Final answer
x = 2,588,313.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.