Finding the Fourth Proportional to 1,735,609.20, 2,603,413.80 and 473,434.80
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Solution
The fourth proportional to 1,735,609.20, 2,603,413.80 and 473,434.80 is: 710,152.20
Step by Step Solution
- Step 1: Write the proportion equation
1,735,609.20 : 2,603,413.80 = 473,434.80 : x - Step 2: Convert to fraction form
1,735,609.20/2,603,413.80 = 473,434.80/x - Step 3: Cross multiply
1,735,609.20x = 2,603,413.80 × 473,434.80 - Step 4: Simplify right side
1,735,609.20x = 1,232,546,691,720.24 - Step 5: Solve for x
x = 1,232,546,691,720.24/1,735,609.20 - Step 6: Final answer
x = 710,152.20
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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.