Finding the Fourth Proportional to 1,133,338.32, 1,564,034.91 and 617,120.49
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Solution
The fourth proportional to 1,133,338.32, 1,564,034.91 and 617,120.49 is: 851,641.54
Step by Step Solution
- Step 1: Write the proportion equation
1,133,338.32 : 1,564,034.91 = 617,120.49 : x - Step 2: Convert to fraction form
1,133,338.32/1,564,034.91 = 617,120.49/x - Step 3: Cross multiply
1,133,338.32x = 1,564,034.91 × 617,120.49 - Step 4: Simplify right side
1,133,338.32x = 965,197,993,587.24 - Step 5: Solve for x
x = 965,197,993,587.24/1,133,338.32 - Step 6: Final answer
x = 851,641.54
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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.