Finding the Fourth Proportional to 2,267,484.99, 3,129,188.56 and 1,235,031.91
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Solution
The fourth proportional to 2,267,484.99, 3,129,188.56 and 1,235,031.91 is: 1,704,376.32
Step by Step Solution
- Step 1: Write the proportion equation
2,267,484.99 : 3,129,188.56 = 1,235,031.91 : x - Step 2: Convert to fraction form
2,267,484.99/3,129,188.56 = 1,235,031.91/x - Step 3: Cross multiply
2,267,484.99x = 3,129,188.56 × 1,235,031.91 - Step 4: Simplify right side
2,267,484.99x = 3,864,647,713,096.40 - Step 5: Solve for x
x = 3,864,647,713,096.40/2,267,484.99 - Step 6: Final answer
x = 1,704,376.32
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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.