Finding the Fourth Proportional to 2,214,599.09, 3,056,068.73 and 1,247,932.13
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Solution
The fourth proportional to 2,214,599.09, 3,056,068.73 and 1,247,932.13 is: 1,722,102.38
Step by Step Solution
- Step 1: Write the proportion equation
2,214,599.09 : 3,056,068.73 = 1,247,932.13 : x - Step 2: Convert to fraction form
2,214,599.09/3,056,068.73 = 1,247,932.13/x - Step 3: Cross multiply
2,214,599.09x = 3,056,068.73 × 1,247,932.13 - Step 4: Simplify right side
2,214,599.09x = 3,813,766,353,415.63 - Step 5: Solve for x
x = 3,813,766,353,415.63/2,214,599.09 - Step 6: Final answer
x = 1,722,102.38
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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.