Finding the Fourth Proportional to 1,078,184.35, 1,617,470.18 and 368,046.35
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Solution
The fourth proportional to 1,078,184.35, 1,617,470.18 and 368,046.35 is: 552,135.63
Step by Step Solution
- Step 1: Write the proportion equation
1,078,184.35 : 1,617,470.18 = 368,046.35 : x - Step 2: Convert to fraction form
1,078,184.35/1,617,470.18 = 368,046.35/x - Step 3: Cross multiply
1,078,184.35x = 1,617,470.18 × 368,046.35 - Step 4: Simplify right side
1,078,184.35x = 595,303,995,982.84 - Step 5: Solve for x
x = 595,303,995,982.84/1,078,184.35 - Step 6: Final answer
x = 552,135.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.