Finding the Fourth Proportional to 965,878.11, 1,332,845.07 and 536,124.41
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Solution
The fourth proportional to 965,878.11, 1,332,845.07 and 536,124.41 is: 739,814.65
Step by Step Solution
- Step 1: Write the proportion equation
965,878.11 : 1,332,845.07 = 536,124.41 : x - Step 2: Convert to fraction form
965,878.11/1,332,845.07 = 536,124.41/x - Step 3: Cross multiply
965,878.11x = 1,332,845.07 × 536,124.41 - Step 4: Simplify right side
965,878.11x = 714,570,776,775.16 - Step 5: Solve for x
x = 714,570,776,775.16/965,878.11 - Step 6: Final answer
x = 739,814.65
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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.