Finding the Fourth Proportional to 5,165,955.36, 7,750,676.88 and 2,286,925.08
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Solution
The fourth proportional to 5,165,955.36, 7,750,676.88 and 2,286,925.08 is: 3,431,159.60
Step by Step Solution
- Step 1: Write the proportion equation
5,165,955.36 : 7,750,676.88 = 2,286,925.08 : x - Step 2: Convert to fraction form
5,165,955.36/7,750,676.88 = 2,286,925.08/x - Step 3: Cross multiply
5,165,955.36x = 7,750,676.88 × 2,286,925.08 - Step 4: Simplify right side
5,165,955.36x = 17,725,217,343,848.15 - Step 5: Solve for x
x = 17,725,217,343,848.15/5,165,955.36 - Step 6: Final answer
x = 3,431,159.60
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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.