Finding the Fourth Proportional to 2,689,083.36, 3,710,887.44 and 1,465,399.84
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Solution
The fourth proportional to 2,689,083.36, 3,710,887.44 and 1,465,399.84 is: 2,022,225.84
Step by Step Solution
- Step 1: Write the proportion equation
2,689,083.36 : 3,710,887.44 = 1,465,399.84 : x - Step 2: Convert to fraction form
2,689,083.36/3,710,887.44 = 1,465,399.84/x - Step 3: Cross multiply
2,689,083.36x = 3,710,887.44 × 1,465,399.84 - Step 4: Simplify right side
2,689,083.36x = 5,437,933,860,834.01 - Step 5: Solve for x
x = 5,437,933,860,834.01/2,689,083.36 - Step 6: Final answer
x = 2,022,225.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.