Finding the Fourth Proportional to 2,425,924.14, 3,639,321.92 and 828,113.48
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Solution
The fourth proportional to 2,425,924.14, 3,639,321.92 and 828,113.48 is: 1,242,318.95
Step by Step Solution
- Step 1: Write the proportion equation
2,425,924.14 : 3,639,321.92 = 828,113.48 : x - Step 2: Convert to fraction form
2,425,924.14/3,639,321.92 = 828,113.48/x - Step 3: Cross multiply
2,425,924.14x = 3,639,321.92 × 828,113.48 - Step 4: Simplify right side
2,425,924.14x = 3,013,771,540,011.48 - Step 5: Solve for x
x = 3,013,771,540,011.48/2,425,924.14 - Step 6: Final answer
x = 1,242,318.95
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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.