Finding the Fourth Proportional to 4,146,165.84, 6,219,746.97 and 3,919,417.68
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Solution
The fourth proportional to 4,146,165.84, 6,219,746.97 and 3,919,417.68 is: 5,879,597.48
Step by Step Solution
- Step 1: Write the proportion equation
4,146,165.84 : 6,219,746.97 = 3,919,417.68 : x - Step 2: Convert to fraction form
4,146,165.84/6,219,746.97 = 3,919,417.68/x - Step 3: Cross multiply
4,146,165.84x = 6,219,746.97 × 3,919,417.68 - Step 4: Simplify right side
4,146,165.84x = 24,377,786,239,344.43 - Step 5: Solve for x
x = 24,377,786,239,344.43/4,146,165.84 - Step 6: Final answer
x = 5,879,597.48
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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.