Finding the Fourth Proportional to 2,472,765.18, 3,704,663.68 and 2,418,956.78
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Solution
The fourth proportional to 2,472,765.18, 3,704,663.68 and 2,418,956.78 is: 3,624,048.65
Step by Step Solution
- Step 1: Write the proportion equation
2,472,765.18 : 3,704,663.68 = 2,418,956.78 : x - Step 2: Convert to fraction form
2,472,765.18/3,704,663.68 = 2,418,956.78/x - Step 3: Cross multiply
2,472,765.18x = 3,704,663.68 × 2,418,956.78 - Step 4: Simplify right side
2,472,765.18x = 8,961,421,301,785.04 - Step 5: Solve for x
x = 8,961,421,301,785.04/2,472,765.18 - Step 6: Final answer
x = 3,624,048.65
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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.