Finding the Fourth Proportional to 1,750,269.07, 2,625,403.60 and 420,573.07
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Solution
The fourth proportional to 1,750,269.07, 2,625,403.60 and 420,573.07 is: 630,859.60
Step by Step Solution
- Step 1: Write the proportion equation
1,750,269.07 : 2,625,403.60 = 420,573.07 : x - Step 2: Convert to fraction form
1,750,269.07/2,625,403.60 = 420,573.07/x - Step 3: Cross multiply
1,750,269.07x = 2,625,403.60 × 420,573.07 - Step 4: Simplify right side
1,750,269.07x = 1,104,174,052,041.05 - Step 5: Solve for x
x = 1,104,174,052,041.05/1,750,269.07 - Step 6: Final answer
x = 630,859.60
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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.