Finding the Fourth Proportional to 1,276,884.95, 1,762,180.58 and 703,924.07
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Solution
The fourth proportional to 1,276,884.95, 1,762,180.58 and 703,924.07 is: 971,458.96
Step by Step Solution
- Step 1: Write the proportion equation
1,276,884.95 : 1,762,180.58 = 703,924.07 : x - Step 2: Convert to fraction form
1,276,884.95/1,762,180.58 = 703,924.07/x - Step 3: Cross multiply
1,276,884.95x = 1,762,180.58 × 703,924.07 - Step 4: Simplify right side
1,276,884.95x = 1,240,441,322,428.94 - Step 5: Solve for x
x = 1,240,441,322,428.94/1,276,884.95 - Step 6: Final answer
x = 971,458.96
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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.