Finding the Fourth Proportional to 2,442,396.27, 3,658,970.21 and 1,630,332.09
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Solution
The fourth proportional to 2,442,396.27, 3,658,970.21 and 1,630,332.09 is: 2,442,411.42
Step by Step Solution
- Step 1: Write the proportion equation
2,442,396.27 : 3,658,970.21 = 1,630,332.09 : x - Step 2: Convert to fraction form
2,442,396.27/3,658,970.21 = 1,630,332.09/x - Step 3: Cross multiply
2,442,396.27x = 3,658,970.21 × 1,630,332.09 - Step 4: Simplify right side
2,442,396.27x = 5,965,336,541,565.38 - Step 5: Solve for x
x = 5,965,336,541,565.38/2,442,396.27 - Step 6: Final answer
x = 2,442,411.42
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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.