Finding the Fourth Proportional to 1,369,573.40, 2,052,677.52 and 769,272.68
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Solution
The fourth proportional to 1,369,573.40, 2,052,677.52 and 769,272.68 is: 1,152,963.94
Step by Step Solution
- Step 1: Write the proportion equation
1,369,573.40 : 2,052,677.52 = 769,272.68 : x - Step 2: Convert to fraction form
1,369,573.40/2,052,677.52 = 769,272.68/x - Step 3: Cross multiply
1,369,573.40x = 2,052,677.52 × 769,272.68 - Step 4: Simplify right side
1,369,573.40x = 1,579,068,736,986.15 - Step 5: Solve for x
x = 1,579,068,736,986.15/1,369,573.40 - Step 6: Final answer
x = 1,152,963.94
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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.