Finding the Fourth Proportional to 1,847,622.14, 2,549,691.64 and 1,031,817.19
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Solution
The fourth proportional to 1,847,622.14, 2,549,691.64 and 1,031,817.19 is: 1,423,892.69
Step by Step Solution
- Step 1: Write the proportion equation
1,847,622.14 : 2,549,691.64 = 1,031,817.19 : x - Step 2: Convert to fraction form
1,847,622.14/2,549,691.64 = 1,031,817.19/x - Step 3: Cross multiply
1,847,622.14x = 2,549,691.64 × 1,031,817.19 - Step 4: Simplify right side
1,847,622.14x = 2,630,815,663,351.29 - Step 5: Solve for x
x = 2,630,815,663,351.29/1,847,622.14 - Step 6: Final answer
x = 1,423,892.69
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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.