Finding the Fourth Proportional to 1,618,693.91, 2,233,798.01 and 893,542.12
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Solution
The fourth proportional to 1,618,693.91, 2,233,798.01 and 893,542.12 is: 1,233,088.35
Step by Step Solution
- Step 1: Write the proportion equation
1,618,693.91 : 2,233,798.01 = 893,542.12 : x - Step 2: Convert to fraction form
1,618,693.91/2,233,798.01 = 893,542.12/x - Step 3: Cross multiply
1,618,693.91x = 2,233,798.01 × 893,542.12 - Step 4: Simplify right side
1,618,693.91x = 1,995,992,609,507.18 - Step 5: Solve for x
x = 1,995,992,609,507.18/1,618,693.91 - Step 6: Final answer
x = 1,233,088.35
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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.