Finding the Fourth Proportional to 4,205,129.54, 6,284,654.71 and 3,070,284.30
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Solution
The fourth proportional to 4,205,129.54, 6,284,654.71 and 3,070,284.30 is: 4,588,604.59
Step by Step Solution
- Step 1: Write the proportion equation
4,205,129.54 : 6,284,654.71 = 3,070,284.30 : x - Step 2: Convert to fraction form
4,205,129.54/6,284,654.71 = 3,070,284.30/x - Step 3: Cross multiply
4,205,129.54x = 6,284,654.71 × 3,070,284.30 - Step 4: Simplify right side
4,205,129.54x = 19,295,676,679,358.34 - Step 5: Solve for x
x = 19,295,676,679,358.34/4,205,129.54 - Step 6: Final answer
x = 4,588,604.59
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.