Finding the Fourth Proportional to 1,964,745.99, 2,947,118.99 and 702,497.07
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Solution
The fourth proportional to 1,964,745.99, 2,947,118.99 and 702,497.07 is: 1,053,745.61
Step by Step Solution
- Step 1: Write the proportion equation
1,964,745.99 : 2,947,118.99 = 702,497.07 : x - Step 2: Convert to fraction form
1,964,745.99/2,947,118.99 = 702,497.07/x - Step 3: Cross multiply
1,964,745.99x = 2,947,118.99 × 702,497.07 - Step 4: Simplify right side
1,964,745.99x = 2,070,342,451,903.87 - Step 5: Solve for x
x = 2,070,342,451,903.87/1,964,745.99 - Step 6: Final answer
x = 1,053,745.61
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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.