Finding the Fourth Proportional to 2,575,676.16, 3,862,639.44 and 892,386.72
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Solution
The fourth proportional to 2,575,676.16, 3,862,639.44 and 892,386.72 is: 1,338,276.99
Step by Step Solution
- Step 1: Write the proportion equation
2,575,676.16 : 3,862,639.44 = 892,386.72 : x - Step 2: Convert to fraction form
2,575,676.16/3,862,639.44 = 892,386.72/x - Step 3: Cross multiply
2,575,676.16x = 3,862,639.44 × 892,386.72 - Step 4: Simplify right side
2,575,676.16x = 3,446,968,140,404.24 - Step 5: Solve for x
x = 3,446,968,140,404.24/2,575,676.16 - Step 6: Final answer
x = 1,338,276.99
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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.