Finding the Fourth Proportional to 3,389,533.26, 5,102,624.52 and 3,087,866.16
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Solution
The fourth proportional to 3,389,533.26, 5,102,624.52 and 3,087,866.16 is: 4,648,492.99
Step by Step Solution
- Step 1: Write the proportion equation
3,389,533.26 : 5,102,624.52 = 3,087,866.16 : x - Step 2: Convert to fraction form
3,389,533.26/5,102,624.52 = 3,087,866.16/x - Step 3: Cross multiply
3,389,533.26x = 5,102,624.52 × 3,087,866.16 - Step 4: Simplify right side
3,389,533.26x = 15,756,221,582,494.24 - Step 5: Solve for x
x = 15,756,221,582,494.24/3,389,533.26 - Step 6: Final answer
x = 4,648,492.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.