Finding the Fourth Proportional to 4,772,585.12, 6,586,168.40 and 2,626,409.12
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Solution
The fourth proportional to 4,772,585.12, 6,586,168.40 and 2,626,409.12 is: 3,624,445.10
Step by Step Solution
- Step 1: Write the proportion equation
4,772,585.12 : 6,586,168.40 = 2,626,409.12 : x - Step 2: Convert to fraction form
4,772,585.12/6,586,168.40 = 2,626,409.12/x - Step 3: Cross multiply
4,772,585.12x = 6,586,168.40 × 2,626,409.12 - Step 4: Simplify right side
4,772,585.12x = 17,297,972,751,615.81 - Step 5: Solve for x
x = 17,297,972,751,615.81/4,772,585.12 - Step 6: Final answer
x = 3,624,445.10
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1.5x scale
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.