Finding the Fourth Proportional to 3,595,120.65, 4,961,258.63 and 1,963,528.15
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Solution
The fourth proportional to 3,595,120.65, 4,961,258.63 and 1,963,528.15 is: 2,709,664.55
Step by Step Solution
- Step 1: Write the proportion equation
3,595,120.65 : 4,961,258.63 = 1,963,528.15 : x - Step 2: Convert to fraction form
3,595,120.65/4,961,258.63 = 1,963,528.15/x - Step 3: Cross multiply
3,595,120.65x = 4,961,258.63 × 1,963,528.15 - Step 4: Simplify right side
3,595,120.65x = 9,741,570,969,617.79 - Step 5: Solve for x
x = 9,741,570,969,617.79/3,595,120.65 - Step 6: Final answer
x = 2,709,664.55
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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.