Finding the Fourth Proportional to 4,600,603.92, 6,349,198.38 and 2,535,986.60
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Solution
The fourth proportional to 4,600,603.92, 6,349,198.38 and 2,535,986.60 is: 3,499,862.69
Step by Step Solution
- Step 1: Write the proportion equation
4,600,603.92 : 6,349,198.38 = 2,535,986.60 : x - Step 2: Convert to fraction form
4,600,603.92/6,349,198.38 = 2,535,986.60/x - Step 3: Cross multiply
4,600,603.92x = 6,349,198.38 × 2,535,986.60 - Step 4: Simplify right side
4,600,603.92x = 16,101,482,012,421.71 - Step 5: Solve for x
x = 16,101,482,012,421.71/4,600,603.92 - Step 6: Final answer
x = 3,499,862.69
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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.