Finding the Fourth Proportional to 1,806,474.79, 2,709,716.90 and 609,238.09
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Solution
The fourth proportional to 1,806,474.79, 2,709,716.90 and 609,238.09 is: 913,858.72
Step by Step Solution
- Step 1: Write the proportion equation
1,806,474.79 : 2,709,716.90 = 609,238.09 : x - Step 2: Convert to fraction form
1,806,474.79/2,709,716.90 = 609,238.09/x - Step 3: Cross multiply
1,806,474.79x = 2,709,716.90 × 609,238.09 - Step 4: Simplify right side
1,806,474.79x = 1,650,862,748,937.68 - Step 5: Solve for x
x = 1,650,862,748,937.68/1,806,474.79 - Step 6: Final answer
x = 913,858.72
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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.