Finding the Fourth Proportional to 5,815,767.65, 8,725,431.85 and 2,977,887.29
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Solution
The fourth proportional to 5,815,767.65, 8,725,431.85 and 2,977,887.29 is: 4,467,742.55
Step by Step Solution
- Step 1: Write the proportion equation
5,815,767.65 : 8,725,431.85 = 2,977,887.29 : x - Step 2: Convert to fraction form
5,815,767.65/8,725,431.85 = 2,977,887.29/x - Step 3: Cross multiply
5,815,767.65x = 8,725,431.85 × 2,977,887.29 - Step 4: Simplify right side
5,815,767.65x = 25,983,352,554,804.31 - Step 5: Solve for x
x = 25,983,352,554,804.31/5,815,767.65 - Step 6: Final answer
x = 4,467,742.55
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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.