Finding the Fourth Proportional to 1,729,320.66, 2,369,158.26 and 1,664,652.48
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Solution
The fourth proportional to 1,729,320.66, 2,369,158.26 and 1,664,652.48 is: 2,280,563.27
Step by Step Solution
- Step 1: Write the proportion equation
1,729,320.66 : 2,369,158.26 = 1,664,652.48 : x - Step 2: Convert to fraction form
1,729,320.66/2,369,158.26 = 1,664,652.48/x - Step 3: Cross multiply
1,729,320.66x = 2,369,158.26 × 1,664,652.48 - Step 4: Simplify right side
1,729,320.66x = 3,943,825,173,021.48 - Step 5: Solve for x
x = 3,943,825,173,021.48/1,729,320.66 - Step 6: Final answer
x = 2,280,563.27
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.