Finding the Fourth Proportional to 3,030,851.44, 4,183,117.32 and 1,807,235.92
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Solution
The fourth proportional to 3,030,851.44, 4,183,117.32 and 1,807,235.92 is: 2,494,308.95
Step by Step Solution
- Step 1: Write the proportion equation
3,030,851.44 : 4,183,117.32 = 1,807,235.92 : x - Step 2: Convert to fraction form
3,030,851.44/4,183,117.32 = 1,807,235.92/x - Step 3: Cross multiply
3,030,851.44x = 4,183,117.32 × 1,807,235.92 - Step 4: Simplify right side
3,030,851.44x = 7,559,879,878,278.13 - Step 5: Solve for x
x = 7,559,879,878,278.13/3,030,851.44 - Step 6: Final answer
x = 2,494,308.95
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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.