Finding the Fourth Proportional to 1,094,203.02, 1,510,252.12 and 641,639.82
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Solution
The fourth proportional to 1,094,203.02, 1,510,252.12 and 641,639.82 is: 885,610.70
Step by Step Solution
- Step 1: Write the proportion equation
1,094,203.02 : 1,510,252.12 = 641,639.82 : x - Step 2: Convert to fraction form
1,094,203.02/1,510,252.12 = 641,639.82/x - Step 3: Cross multiply
1,094,203.02x = 1,510,252.12 × 641,639.82 - Step 4: Simplify right side
1,094,203.02x = 969,037,898,431.42 - Step 5: Solve for x
x = 969,037,898,431.42/1,094,203.02 - Step 6: Final answer
x = 885,610.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.