Finding the Fourth Proportional to 931,987.24, 1,395,738.68 and 531,413.60
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Solution
The fourth proportional to 931,987.24, 1,395,738.68 and 531,413.60 is: 795,841.92
Step by Step Solution
- Step 1: Write the proportion equation
931,987.24 : 1,395,738.68 = 531,413.60 : x - Step 2: Convert to fraction form
931,987.24/1,395,738.68 = 531,413.60/x - Step 3: Cross multiply
931,987.24x = 1,395,738.68 × 531,413.60 - Step 4: Simplify right side
931,987.24x = 741,714,516,598.05 - Step 5: Solve for x
x = 741,714,516,598.05/931,987.24 - Step 6: Final answer
x = 795,841.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.