Finding the Fourth Proportional to 3,582,354.62, 4,943,518.85 and 1,950,726.18
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Solution
The fourth proportional to 3,582,354.62, 4,943,518.85 and 1,950,726.18 is: 2,691,931.05
Step by Step Solution
- Step 1: Write the proportion equation
3,582,354.62 : 4,943,518.85 = 1,950,726.18 : x - Step 2: Convert to fraction form
3,582,354.62/4,943,518.85 = 1,950,726.18/x - Step 3: Cross multiply
3,582,354.62x = 4,943,518.85 × 1,950,726.18 - Step 4: Simplify right side
3,582,354.62x = 9,643,451,642,018.49 - Step 5: Solve for x
x = 9,643,451,642,018.49/3,582,354.62 - Step 6: Final answer
x = 2,691,931.05
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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.