Finding the Fourth Proportional to 4,452,771.78, 6,144,836.77 and 2,415,581.28
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Solution
The fourth proportional to 4,452,771.78, 6,144,836.77 and 2,415,581.28 is: 3,333,508.52
Step by Step Solution
- Step 1: Write the proportion equation
4,452,771.78 : 6,144,836.77 = 2,415,581.28 : x - Step 2: Convert to fraction form
4,452,771.78/6,144,836.77 = 2,415,581.28/x - Step 3: Cross multiply
4,452,771.78x = 6,144,836.77 × 2,415,581.28 - Step 4: Simplify right side
4,452,771.78x = 14,843,352,670,267.66 - Step 5: Solve for x
x = 14,843,352,670,267.66/4,452,771.78 - Step 6: Final answer
x = 3,333,508.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.