Finding the Fourth Proportional to 4,906,048.69, 7,358,493.47 and 1,312,094.18
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Solution
The fourth proportional to 4,906,048.69, 7,358,493.47 and 1,312,094.18 is: 1,967,986.26
Step by Step Solution
- Step 1: Write the proportion equation
4,906,048.69 : 7,358,493.47 = 1,312,094.18 : x - Step 2: Convert to fraction form
4,906,048.69/7,358,493.47 = 1,312,094.18/x - Step 3: Cross multiply
4,906,048.69x = 7,358,493.47 × 1,312,094.18 - Step 4: Simplify right side
4,906,048.69x = 9,655,036,422,042.77 - Step 5: Solve for x
x = 9,655,036,422,042.77/4,906,048.69 - Step 6: Final answer
x = 1,967,986.26
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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.