Finding the Fourth Proportional to 2,224,208.02, 3,069,404.13 and 1,205,612.50
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Solution
The fourth proportional to 2,224,208.02, 3,069,404.13 and 1,205,612.50 is: 1,663,743.66
Step by Step Solution
- Step 1: Write the proportion equation
2,224,208.02 : 3,069,404.13 = 1,205,612.50 : x - Step 2: Convert to fraction form
2,224,208.02/3,069,404.13 = 1,205,612.50/x - Step 3: Cross multiply
2,224,208.02x = 3,069,404.13 × 1,205,612.50 - Step 4: Simplify right side
2,224,208.02x = 3,700,511,986,679.63 - Step 5: Solve for x
x = 3,700,511,986,679.63/2,224,208.02 - Step 6: Final answer
x = 1,663,743.66
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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.