Finding the Fourth Proportional to 4,528,423.36, 6,258,190.50 and 3,711,338.29
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Solution
The fourth proportional to 4,528,423.36, 6,258,190.50 and 3,711,338.29 is: 5,128,995.28
Step by Step Solution
- Step 1: Write the proportion equation
4,528,423.36 : 6,258,190.50 = 3,711,338.29 : x - Step 2: Convert to fraction form
4,528,423.36/6,258,190.50 = 3,711,338.29/x - Step 3: Cross multiply
4,528,423.36x = 6,258,190.50 × 3,711,338.29 - Step 4: Simplify right side
4,528,423.36x = 23,226,262,028,764.25 - Step 5: Solve for x
x = 23,226,262,028,764.25/4,528,423.36 - Step 6: Final answer
x = 5,128,995.28
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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.