Finding the Fourth Proportional to 1,992,925.62, 2,750,158.14 and 1,177,391.94
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Solution
The fourth proportional to 1,992,925.62, 2,750,158.14 and 1,177,391.94 is: 1,624,754.08
Step by Step Solution
- Step 1: Write the proportion equation
1,992,925.62 : 2,750,158.14 = 1,177,391.94 : x - Step 2: Convert to fraction form
1,992,925.62/2,750,158.14 = 1,177,391.94/x - Step 3: Cross multiply
1,992,925.62x = 2,750,158.14 × 1,177,391.94 - Step 4: Simplify right side
1,992,925.62x = 3,238,014,027,761.39 - Step 5: Solve for x
x = 3,238,014,027,761.39/1,992,925.62 - Step 6: Final answer
x = 1,624,754.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.