Finding the Fourth Proportional to 1,625,408.40, 2,437,237.80 and 677,708.40
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Solution
The fourth proportional to 1,625,408.40, 2,437,237.80 and 677,708.40 is: 1,016,197.86
Step by Step Solution
- Step 1: Write the proportion equation
1,625,408.40 : 2,437,237.80 = 677,708.40 : x - Step 2: Convert to fraction form
1,625,408.40/2,437,237.80 = 677,708.40/x - Step 3: Cross multiply
1,625,408.40x = 2,437,237.80 × 677,708.40 - Step 4: Simplify right side
1,625,408.40x = 1,651,736,529,857.52 - Step 5: Solve for x
x = 1,651,736,529,857.52/1,625,408.40 - Step 6: Final answer
x = 1,016,197.86
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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.