Finding the Fourth Proportional to 1,790,344.63, 2,470,707.11 and 974,571.76
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Solution
The fourth proportional to 1,790,344.63, 2,470,707.11 and 974,571.76 is: 1,344,926.19
Step by Step Solution
- Step 1: Write the proportion equation
1,790,344.63 : 2,470,707.11 = 974,571.76 : x - Step 2: Convert to fraction form
1,790,344.63/2,470,707.11 = 974,571.76/x - Step 3: Cross multiply
1,790,344.63x = 2,470,707.11 × 974,571.76 - Step 4: Simplify right side
1,790,344.63x = 2,407,881,376,637.21 - Step 5: Solve for x
x = 2,407,881,376,637.21/1,790,344.63 - Step 6: Final answer
x = 1,344,926.19
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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.