Finding the Fourth Proportional to 4,205,819.97, 6,308,729.44 and 1,010,946.15
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Solution
The fourth proportional to 4,205,819.97, 6,308,729.44 and 1,010,946.15 is: 1,516,419.10
Step by Step Solution
- Step 1: Write the proportion equation
4,205,819.97 : 6,308,729.44 = 1,010,946.15 : x - Step 2: Convert to fraction form
4,205,819.97/6,308,729.44 = 1,010,946.15/x - Step 3: Cross multiply
4,205,819.97x = 6,308,729.44 × 1,010,946.15 - Step 4: Simplify right side
4,205,819.97x = 6,377,785,736,232.29 - Step 5: Solve for x
x = 6,377,785,736,232.29/4,205,819.97 - Step 6: Final answer
x = 1,516,419.10
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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.