Finding the Fourth Proportional to 861,750.51, 1,291,415.86 and 681,041.44
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Solution
The fourth proportional to 861,750.51, 1,291,415.86 and 681,041.44 is: 1,020,605.97
Step by Step Solution
- Step 1: Write the proportion equation
861,750.51 : 1,291,415.86 = 681,041.44 : x - Step 2: Convert to fraction form
861,750.51/1,291,415.86 = 681,041.44/x - Step 3: Cross multiply
861,750.51x = 1,291,415.86 × 681,041.44 - Step 4: Simplify right side
861,750.51x = 879,507,716,933.24 - Step 5: Solve for x
x = 879,507,716,933.24/861,750.51 - Step 6: Final answer
x = 1,020,605.97
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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.