Finding the Fourth Proportional to 5,618,800.92, 8,428,205.48 and 1,358,973.26
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Solution
The fourth proportional to 5,618,800.92, 8,428,205.48 and 1,358,973.26 is: 2,038,460.88
Step by Step Solution
- Step 1: Write the proportion equation
5,618,800.92 : 8,428,205.48 = 1,358,973.26 : x - Step 2: Convert to fraction form
5,618,800.92/8,428,205.48 = 1,358,973.26/x - Step 3: Cross multiply
5,618,800.92x = 8,428,205.48 × 1,358,973.26 - Step 4: Simplify right side
5,618,800.92x = 11,453,705,877,105.46 - Step 5: Solve for x
x = 11,453,705,877,105.46/5,618,800.92 - Step 6: Final answer
x = 2,038,460.88
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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.