Finding the Fourth Proportional to 4,795,662.51, 6,617,935.98 and 2,620,158.84
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Solution
The fourth proportional to 4,795,662.51, 6,617,935.98 and 2,620,158.84 is: 3,615,776.43
Step by Step Solution
- Step 1: Write the proportion equation
4,795,662.51 : 6,617,935.98 = 2,620,158.84 : x - Step 2: Convert to fraction form
4,795,662.51/6,617,935.98 = 2,620,158.84/x - Step 3: Cross multiply
4,795,662.51x = 6,617,935.98 × 2,620,158.84 - Step 4: Simplify right side
4,795,662.51x = 17,340,043,460,551.06 - Step 5: Solve for x
x = 17,340,043,460,551.06/4,795,662.51 - Step 6: Final answer
x = 3,615,776.43
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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.