Finding the Fourth Proportional to 1,566,987.68, 2,162,443.92 and 851,595.68
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Solution
The fourth proportional to 1,566,987.68, 2,162,443.92 and 851,595.68 is: 1,175,202.54
Step by Step Solution
- Step 1: Write the proportion equation
1,566,987.68 : 2,162,443.92 = 851,595.68 : x - Step 2: Convert to fraction form
1,566,987.68/2,162,443.92 = 851,595.68/x - Step 3: Cross multiply
1,566,987.68x = 2,162,443.92 × 851,595.68 - Step 4: Simplify right side
1,566,987.68x = 1,841,527,900,514.27 - Step 5: Solve for x
x = 1,841,527,900,514.27/1,566,987.68 - Step 6: Final answer
x = 1,175,202.54
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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.