Finding the Fourth Proportional to 3,634,909.12, 5,017,029.84 and 2,259,292
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Solution
The fourth proportional to 3,634,909.12, 5,017,029.84 and 2,259,292 is: 3,118,354.55
Step by Step Solution
- Step 1: Write the proportion equation
3,634,909.12 : 5,017,029.84 = 2,259,292 : x - Step 2: Convert to fraction form
3,634,909.12/5,017,029.84 = 2,259,292/x - Step 3: Cross multiply
3,634,909.12x = 5,017,029.84 × 2,259,292 - Step 4: Simplify right side
3,634,909.12x = 11,334,935,381,273.28 - Step 5: Solve for x
x = 11,334,935,381,273.28/3,634,909.12 - Step 6: Final answer
x = 3,118,354.55
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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.