Finding the Fourth Proportional to 1,591,494.24, 2,387,320.65 and 454,425.12
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Solution
The fourth proportional to 1,591,494.24, 2,387,320.65 and 454,425.12 is: 681,660.32
Step by Step Solution
- Step 1: Write the proportion equation
1,591,494.24 : 2,387,320.65 = 454,425.12 : x - Step 2: Convert to fraction form
1,591,494.24/2,387,320.65 = 454,425.12/x - Step 3: Cross multiply
1,591,494.24x = 2,387,320.65 × 454,425.12 - Step 4: Simplify right side
1,591,494.24x = 1,084,858,472,854.73 - Step 5: Solve for x
x = 1,084,858,472,854.73/1,591,494.24 - Step 6: Final answer
x = 681,660.32
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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.