Finding the Fourth Proportional to 4,342,896.64, 6,514,392.12 and 1,310,289.67
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Solution
The fourth proportional to 4,342,896.64, 6,514,392.12 and 1,310,289.67 is: 1,965,448.73
Step by Step Solution
- Step 1: Write the proportion equation
4,342,896.64 : 6,514,392.12 = 1,310,289.67 : x - Step 2: Convert to fraction form
4,342,896.64/6,514,392.12 = 1,310,289.67/x - Step 3: Cross multiply
4,342,896.64x = 6,514,392.12 × 1,310,289.67 - Step 4: Simplify right side
4,342,896.64x = 8,535,740,701,165.40 - Step 5: Solve for x
x = 8,535,740,701,165.40/4,342,896.64 - Step 6: Final answer
x = 1,965,448.73
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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.