Finding the Fourth Proportional to 4,517,355.76, 6,233,963.16 and 2,480,297.20
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Solution
The fourth proportional to 4,517,355.76, 6,233,963.16 and 2,480,297.20 is: 3,422,816.84
Step by Step Solution
- Step 1: Write the proportion equation
4,517,355.76 : 6,233,963.16 = 2,480,297.20 : x - Step 2: Convert to fraction form
4,517,355.76/6,233,963.16 = 2,480,297.20/x - Step 3: Cross multiply
4,517,355.76x = 6,233,963.16 × 2,480,297.20 - Step 4: Simplify right side
4,517,355.76x = 15,462,081,370,651.15 - Step 5: Solve for x
x = 15,462,081,370,651.15/4,517,355.76 - Step 6: Final answer
x = 3,422,816.84
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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.