Finding the Fourth Proportional to 1,244,276.84, 1,864,680.18 and 940,421.55
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Solution
The fourth proportional to 1,244,276.84, 1,864,680.18 and 940,421.55 is: 1,409,320.96
Step by Step Solution
- Step 1: Write the proportion equation
1,244,276.84 : 1,864,680.18 = 940,421.55 : x - Step 2: Convert to fraction form
1,244,276.84/1,864,680.18 = 940,421.55/x - Step 3: Cross multiply
1,244,276.84x = 1,864,680.18 × 940,421.55 - Step 4: Simplify right side
1,244,276.84x = 1,753,585,429,791.58 - Step 5: Solve for x
x = 1,753,585,429,791.58/1,244,276.84 - Step 6: Final answer
x = 1,409,320.96
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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.