Finding the Fourth Proportional to 3,393,774.99, 4,684,919.13 and 2,017,564.23
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Solution
The fourth proportional to 3,393,774.99, 4,684,919.13 and 2,017,564.23 is: 2,785,136.11
Step by Step Solution
- Step 1: Write the proportion equation
3,393,774.99 : 4,684,919.13 = 2,017,564.23 : x - Step 2: Convert to fraction form
3,393,774.99/4,684,919.13 = 2,017,564.23/x - Step 3: Cross multiply
3,393,774.99x = 4,684,919.13 × 2,017,564.23 - Step 4: Simplify right side
3,393,774.99x = 9,452,125,257,130.72 - Step 5: Solve for x
x = 9,452,125,257,130.72/3,393,774.99 - Step 6: Final answer
x = 2,785,136.11
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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.