Finding the Fourth Proportional to 1,162,159.96, 1,603,971.09 and 968,260.17
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Solution
The fourth proportional to 1,162,159.96, 1,603,971.09 and 968,260.17 is: 1,336,357.62
Step by Step Solution
- Step 1: Write the proportion equation
1,162,159.96 : 1,603,971.09 = 968,260.17 : x - Step 2: Convert to fraction form
1,162,159.96/1,603,971.09 = 968,260.17/x - Step 3: Cross multiply
1,162,159.96x = 1,603,971.09 × 968,260.17 - Step 4: Simplify right side
1,162,159.96x = 1,553,061,315,437.18 - Step 5: Solve for x
x = 1,553,061,315,437.18/1,162,159.96 - Step 6: Final answer
x = 1,336,357.62
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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.