Finding the Fourth Proportional to 3,308,552.12, 4,963,670.14 and 1,943,480.18
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Solution
The fourth proportional to 3,308,552.12, 4,963,670.14 and 1,943,480.18 is: 2,915,714.85
Step by Step Solution
- Step 1: Write the proportion equation
3,308,552.12 : 4,963,670.14 = 1,943,480.18 : x - Step 2: Convert to fraction form
3,308,552.12/4,963,670.14 = 1,943,480.18/x - Step 3: Cross multiply
3,308,552.12x = 4,963,670.14 × 1,943,480.18 - Step 4: Simplify right side
3,308,552.12x = 9,646,794,537,147.82 - Step 5: Solve for x
x = 9,646,794,537,147.82/3,308,552.12 - Step 6: Final answer
x = 2,915,714.85
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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.