Finding the Fourth Proportional to 1,527,536.09, 2,108,036.94 and 839,252.53
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Solution
The fourth proportional to 1,527,536.09, 2,108,036.94 and 839,252.53 is: 1,158,188.89
Step by Step Solution
- Step 1: Write the proportion equation
1,527,536.09 : 2,108,036.94 = 839,252.53 : x - Step 2: Convert to fraction form
1,527,536.09/2,108,036.94 = 839,252.53/x - Step 3: Cross multiply
1,527,536.09x = 2,108,036.94 × 839,252.53 - Step 4: Simplify right side
1,527,536.09x = 1,769,175,335,228.46 - Step 5: Solve for x
x = 1,769,175,335,228.46/1,527,536.09 - Step 6: Final answer
x = 1,158,188.89
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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.