Finding the Fourth Proportional to 3,698,011.12, 5,537,048.82 and 2,415,442.54
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Solution
The fourth proportional to 3,698,011.12, 5,537,048.82 and 2,415,442.54 is: 3,616,653.07
Step by Step Solution
- Step 1: Write the proportion equation
3,698,011.12 : 5,537,048.82 = 2,415,442.54 : x - Step 2: Convert to fraction form
3,698,011.12/5,537,048.82 = 2,415,442.54/x - Step 3: Cross multiply
3,698,011.12x = 5,537,048.82 × 2,415,442.54 - Step 4: Simplify right side
3,698,011.12x = 13,374,423,265,884.80 - Step 5: Solve for x
x = 13,374,423,265,884.80/3,698,011.12 - Step 6: Final answer
x = 3,616,653.07
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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.