Finding the Fourth Proportional to 1,993,167.46, 2,750,660.53 and 1,122,301.63
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Solution
The fourth proportional to 1,993,167.46, 2,750,660.53 and 1,122,301.63 is: 1,548,826.61
Step by Step Solution
- Step 1: Write the proportion equation
1,993,167.46 : 2,750,660.53 = 1,122,301.63 : x - Step 2: Convert to fraction form
1,993,167.46/2,750,660.53 = 1,122,301.63/x - Step 3: Cross multiply
1,993,167.46x = 2,750,660.53 × 1,122,301.63 - Step 4: Simplify right side
1,993,167.46x = 3,087,070,786,713.26 - Step 5: Solve for x
x = 3,087,070,786,713.26/1,993,167.46 - Step 6: Final answer
x = 1,548,826.61
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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.