Finding the Fourth Proportional to 1,790,342.63, 2,470,704.35 and 974,569.76
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Solution
The fourth proportional to 1,790,342.63, 2,470,704.35 and 974,569.76 is: 1,344,923.43
Step by Step Solution
- Step 1: Write the proportion equation
1,790,342.63 : 2,470,704.35 = 974,569.76 : x - Step 2: Convert to fraction form
1,790,342.63/2,470,704.35 = 974,569.76/x - Step 3: Cross multiply
1,790,342.63x = 2,470,704.35 × 974,569.76 - Step 4: Simplify right side
1,790,342.63x = 2,407,873,745,410.46 - Step 5: Solve for x
x = 2,407,873,745,410.46/1,790,342.63 - Step 6: Final answer
x = 1,344,923.43
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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.