Finding the Fourth Proportional to 5,748,660.94, 7,931,788.17 and 3,267,686.46
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Solution
The fourth proportional to 5,748,660.94, 7,931,788.17 and 3,267,686.46 is: 4,508,632.02
Step by Step Solution
- Step 1: Write the proportion equation
5,748,660.94 : 7,931,788.17 = 3,267,686.46 : x - Step 2: Convert to fraction form
5,748,660.94/7,931,788.17 = 3,267,686.46/x - Step 3: Cross multiply
5,748,660.94x = 7,931,788.17 × 3,267,686.46 - Step 4: Simplify right side
5,748,660.94x = 25,918,596,806,697.18 - Step 5: Solve for x
x = 25,918,596,806,697.18/5,748,660.94 - Step 6: Final answer
x = 4,508,632.02
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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.