Finding the Fourth Proportional to 4,019,069.54, 5,546,378.71 and 2,183,564.18
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Solution
The fourth proportional to 4,019,069.54, 5,546,378.71 and 2,183,564.18 is: 3,013,352.66
Step by Step Solution
- Step 1: Write the proportion equation
4,019,069.54 : 5,546,378.71 = 2,183,564.18 : x - Step 2: Convert to fraction form
4,019,069.54/5,546,378.71 = 2,183,564.18/x - Step 3: Cross multiply
4,019,069.54x = 5,546,378.71 × 2,183,564.18 - Step 4: Simplify right side
4,019,069.54x = 12,110,873,896,466.01 - Step 5: Solve for x
x = 12,110,873,896,466.01/4,019,069.54 - Step 6: Final answer
x = 3,013,352.66
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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.