Finding the Fourth Proportional to 2,188,862.14, 3,283,247.71 and 730,013.66
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Solution
The fourth proportional to 2,188,862.14, 3,283,247.71 and 730,013.66 is: 1,095,005.32
Step by Step Solution
- Step 1: Write the proportion equation
2,188,862.14 : 3,283,247.71 = 730,013.66 : x - Step 2: Convert to fraction form
2,188,862.14/3,283,247.71 = 730,013.66/x - Step 3: Cross multiply
2,188,862.14x = 3,283,247.71 × 730,013.66 - Step 4: Simplify right side
2,188,862.14x = 2,396,815,688,634.12 - Step 5: Solve for x
x = 2,396,815,688,634.12/2,188,862.14 - Step 6: Final answer
x = 1,095,005.32
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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.