Finding the Fourth Proportional to 2,104,336.11, 2,903,983.20 and 1,137,465.84
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Solution
The fourth proportional to 2,104,336.11, 2,903,983.20 and 1,137,465.84 is: 1,569,702.52
Step by Step Solution
- Step 1: Write the proportion equation
2,104,336.11 : 2,903,983.20 = 1,137,465.84 : x - Step 2: Convert to fraction form
2,104,336.11/2,903,983.20 = 1,137,465.84/x - Step 3: Cross multiply
2,104,336.11x = 2,903,983.20 × 1,137,465.84 - Step 4: Simplify right side
2,104,336.11x = 3,303,181,689,933.89 - Step 5: Solve for x
x = 3,303,181,689,933.89/2,104,336.11 - Step 6: Final answer
x = 1,569,702.52
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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.