Finding the Fourth Proportional to 1,938,679.17, 2,908,438.24 and 590,806.17
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Solution
The fourth proportional to 1,938,679.17, 2,908,438.24 and 590,806.17 is: 886,337.09
Step by Step Solution
- Step 1: Write the proportion equation
1,938,679.17 : 2,908,438.24 = 590,806.17 : x - Step 2: Convert to fraction form
1,938,679.17/2,908,438.24 = 590,806.17/x - Step 3: Cross multiply
1,938,679.17x = 2,908,438.24 × 590,806.17 - Step 4: Simplify right side
1,938,679.17x = 1,718,323,257,255.94 - Step 5: Solve for x
x = 1,718,323,257,255.94/1,938,679.17 - Step 6: Final answer
x = 886,337.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.