Finding the Fourth Proportional to 2,809,574.88, 4,212,655.65 and 1,101,671.94
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Solution
The fourth proportional to 2,809,574.88, 4,212,655.65 and 1,101,671.94 is: 1,651,838.70
Step by Step Solution
- Step 1: Write the proportion equation
2,809,574.88 : 4,212,655.65 = 1,101,671.94 : x - Step 2: Convert to fraction form
2,809,574.88/4,212,655.65 = 1,101,671.94/x - Step 3: Cross multiply
2,809,574.88x = 4,212,655.65 × 1,101,671.94 - Step 4: Simplify right side
2,809,574.88x = 4,640,964,522,487.46 - Step 5: Solve for x
x = 4,640,964,522,487.46/2,809,574.88 - Step 6: Final answer
x = 1,651,838.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.