Finding the Fourth Proportional to 1,618,445.94, 2,233,455.40 and 903,053.94
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Solution
The fourth proportional to 1,618,445.94, 2,233,455.40 and 903,053.94 is: 1,246,214.44
Step by Step Solution
- Step 1: Write the proportion equation
1,618,445.94 : 2,233,455.40 = 903,053.94 : x - Step 2: Convert to fraction form
1,618,445.94/2,233,455.40 = 903,053.94/x - Step 3: Cross multiply
1,618,445.94x = 2,233,455.40 × 903,053.94 - Step 4: Simplify right side
1,618,445.94x = 2,016,930,698,784.28 - Step 5: Solve for x
x = 2,016,930,698,784.28/1,618,445.94 - Step 6: Final answer
x = 1,246,214.44
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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.