Finding the Fourth Proportional to 3,320,291.36, 4,582,328.02 and 1,943,552.18
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Solution
The fourth proportional to 3,320,291.36, 4,582,328.02 and 1,943,552.18 is: 2,682,292.80
Step by Step Solution
- Step 1: Write the proportion equation
3,320,291.36 : 4,582,328.02 = 1,943,552.18 : x - Step 2: Convert to fraction form
3,320,291.36/4,582,328.02 = 1,943,552.18/x - Step 3: Cross multiply
3,320,291.36x = 4,582,328.02 × 1,943,552.18 - Step 4: Simplify right side
3,320,291.36x = 8,905,993,612,746.08 - Step 5: Solve for x
x = 8,905,993,612,746.08/3,320,291.36 - Step 6: Final answer
x = 2,682,292.80
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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.