Finding the Fourth Proportional to 1,192,636.08, 1,788,574.76 and 393,768.88
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Solution
The fourth proportional to 1,192,636.08, 1,788,574.76 and 393,768.88 is: 590,528.07
Step by Step Solution
- Step 1: Write the proportion equation
1,192,636.08 : 1,788,574.76 = 393,768.88 : x - Step 2: Convert to fraction form
1,192,636.08/1,788,574.76 = 393,768.88/x - Step 3: Cross multiply
1,192,636.08x = 1,788,574.76 × 393,768.88 - Step 4: Simplify right side
1,192,636.08x = 704,285,080,041.47 - Step 5: Solve for x
x = 704,285,080,041.47/1,192,636.08 - Step 6: Final answer
x = 590,528.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.