Finding the Fourth Proportional to 3,031,603.20, 4,547,404.80 and 2,624,165.10
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Solution
The fourth proportional to 3,031,603.20, 4,547,404.80 and 2,624,165.10 is: 3,936,247.65
Step by Step Solution
- Step 1: Write the proportion equation
3,031,603.20 : 4,547,404.80 = 2,624,165.10 : x - Step 2: Convert to fraction form
3,031,603.20/4,547,404.80 = 2,624,165.10/x - Step 3: Cross multiply
3,031,603.20x = 4,547,404.80 × 2,624,165.10 - Step 4: Simplify right side
3,031,603.20x = 11,933,140,971,732.48 - Step 5: Solve for x
x = 11,933,140,971,732.48/3,031,603.20 - Step 6: Final answer
x = 3,936,247.65
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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.