Finding the Fourth Proportional to 1,035,103.91, 1,428,427.99 and 576,217.65
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Solution
The fourth proportional to 1,035,103.91, 1,428,427.99 and 576,217.65 is: 795,171.77
Step by Step Solution
- Step 1: Write the proportion equation
1,035,103.91 : 1,428,427.99 = 576,217.65 : x - Step 2: Convert to fraction form
1,035,103.91/1,428,427.99 = 576,217.65/x - Step 3: Cross multiply
1,035,103.91x = 1,428,427.99 × 576,217.65 - Step 4: Simplify right side
1,035,103.91x = 823,085,411,009.34 - Step 5: Solve for x
x = 823,085,411,009.34/1,035,103.91 - Step 6: Final answer
x = 795,171.77
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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.