Finding the Fourth Proportional to 1,642,408.26, 2,463,699.87 and 520,564.74
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Solution
The fourth proportional to 1,642,408.26, 2,463,699.87 and 520,564.74 is: 780,874.84
Step by Step Solution
- Step 1: Write the proportion equation
1,642,408.26 : 2,463,699.87 = 520,564.74 : x - Step 2: Convert to fraction form
1,642,408.26/2,463,699.87 = 520,564.74/x - Step 3: Cross multiply
1,642,408.26x = 2,463,699.87 × 520,564.74 - Step 4: Simplify right side
1,642,408.26x = 1,282,515,282,264.58 - Step 5: Solve for x
x = 1,282,515,282,264.58/1,642,408.26 - Step 6: Final answer
x = 780,874.84
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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.