Finding the Fourth Proportional to 2,717,358.08, 3,749,873.10 and 1,555,765.80
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Solution
The fourth proportional to 2,717,358.08, 3,749,873.10 and 1,555,765.80 is: 2,146,910.40
Step by Step Solution
- Step 1: Write the proportion equation
2,717,358.08 : 3,749,873.10 = 1,555,765.80 : x - Step 2: Convert to fraction form
2,717,358.08/3,749,873.10 = 1,555,765.80/x - Step 3: Cross multiply
2,717,358.08x = 3,749,873.10 × 1,555,765.80 - Step 4: Simplify right side
2,717,358.08x = 5,833,924,323,319.98 - Step 5: Solve for x
x = 5,833,924,323,319.98/2,717,358.08 - Step 6: Final answer
x = 2,146,910.40
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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.