Finding the Fourth Proportional to 706,868.09, 1,060,313.09 and 670,979.42
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Solution
The fourth proportional to 706,868.09, 1,060,313.09 and 670,979.42 is: 1,006,479.52
Step by Step Solution
- Step 1: Write the proportion equation
706,868.09 : 1,060,313.09 = 670,979.42 : x - Step 2: Convert to fraction form
706,868.09/1,060,313.09 = 670,979.42/x - Step 3: Cross multiply
706,868.09x = 1,060,313.09 × 670,979.42 - Step 4: Simplify right side
706,868.09x = 711,448,253,490.15 - Step 5: Solve for x
x = 711,448,253,490.15/706,868.09 - Step 6: Final answer
x = 1,006,479.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.