Finding the Fourth Proportional to 1,442,156.21, 2,163,069.06 and 377,301.05
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Solution
The fourth proportional to 1,442,156.21, 2,163,069.06 and 377,301.05 is: 565,908.33
Step by Step Solution
- Step 1: Write the proportion equation
1,442,156.21 : 2,163,069.06 = 377,301.05 : x - Step 2: Convert to fraction form
1,442,156.21/2,163,069.06 = 377,301.05/x - Step 3: Cross multiply
1,442,156.21x = 2,163,069.06 × 377,301.05 - Step 4: Simplify right side
1,442,156.21x = 816,128,216,745.17 - Step 5: Solve for x
x = 816,128,216,745.17/1,442,156.21 - Step 6: Final answer
x = 565,908.33
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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.