Finding the Fourth Proportional to 1,071,763.36, 1,479,027.62 and 588,336.73
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Solution
The fourth proportional to 1,071,763.36, 1,479,027.62 and 588,336.73 is: 811,901.49
Step by Step Solution
- Step 1: Write the proportion equation
1,071,763.36 : 1,479,027.62 = 588,336.73 : x - Step 2: Convert to fraction form
1,071,763.36/1,479,027.62 = 588,336.73/x - Step 3: Cross multiply
1,071,763.36x = 1,479,027.62 × 588,336.73 - Step 4: Simplify right side
1,071,763.36x = 870,166,276,313.89 - Step 5: Solve for x
x = 870,166,276,313.89/1,071,763.36 - Step 6: Final answer
x = 811,901.49
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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.