Finding the Fourth Proportional to 1,357,408.74, 2,036,375.43 and 515,894.88
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Solution
The fourth proportional to 1,357,408.74, 2,036,375.43 and 515,894.88 is: 773,942.02
Step by Step Solution
- Step 1: Write the proportion equation
1,357,408.74 : 2,036,375.43 = 515,894.88 : x - Step 2: Convert to fraction form
1,357,408.74/2,036,375.43 = 515,894.88/x - Step 3: Cross multiply
1,357,408.74x = 2,036,375.43 × 515,894.88 - Step 4: Simplify right side
1,357,408.74x = 1,050,555,658,094.80 - Step 5: Solve for x
x = 1,050,555,658,094.80/1,357,408.74 - Step 6: Final answer
x = 773,942.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.