Finding the Fourth Proportional to 1,599,407.73, 2,207,197.50 and 911,069.73
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Solution
The fourth proportional to 1,599,407.73, 2,207,197.50 and 911,069.73 is: 1,257,284.68
Step by Step Solution
- Step 1: Write the proportion equation
1,599,407.73 : 2,207,197.50 = 911,069.73 : x - Step 2: Convert to fraction form
1,599,407.73/2,207,197.50 = 911,069.73/x - Step 3: Cross multiply
1,599,407.73x = 2,207,197.50 × 911,069.73 - Step 4: Simplify right side
1,599,407.73x = 2,010,910,830,381.68 - Step 5: Solve for x
x = 2,010,910,830,381.68/1,599,407.73 - Step 6: Final answer
x = 1,257,284.68
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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.