Finding the Fourth Proportional to 3,712,879.68, 5,570,907.30 and 1,554,408.96
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Solution
The fourth proportional to 3,712,879.68, 5,570,907.30 and 1,554,408.96 is: 2,332,278.17
Step by Step Solution
- Step 1: Write the proportion equation
3,712,879.68 : 5,570,907.30 = 1,554,408.96 : x - Step 2: Convert to fraction form
3,712,879.68/5,570,907.30 = 1,554,408.96/x - Step 3: Cross multiply
3,712,879.68x = 5,570,907.30 × 1,554,408.96 - Step 4: Simplify right side
3,712,879.68x = 8,659,468,222,449.41 - Step 5: Solve for x
x = 8,659,468,222,449.41/3,712,879.68 - Step 6: Final answer
x = 2,332,278.17
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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.