Finding the Fourth Proportional to 4,909,205.07, 7,350,226.34 and 2,507,879.07
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Solution
The fourth proportional to 4,909,205.07, 7,350,226.34 and 2,507,879.07 is: 3,754,880.58
Step by Step Solution
- Step 1: Write the proportion equation
4,909,205.07 : 7,350,226.34 = 2,507,879.07 : x - Step 2: Convert to fraction form
4,909,205.07/7,350,226.34 = 2,507,879.07/x - Step 3: Cross multiply
4,909,205.07x = 7,350,226.34 × 2,507,879.07 - Step 4: Simplify right side
4,909,205.07x = 18,433,478,785,309.31 - Step 5: Solve for x
x = 18,433,478,785,309.31/4,909,205.07 - Step 6: Final answer
x = 3,754,880.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.