Finding the Fourth Proportional to 1,555,786.40, 2,332,746.12 and 608,028.08
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Solution
The fourth proportional to 1,555,786.40, 2,332,746.12 and 608,028.08 is: 911,677.30
Step by Step Solution
- Step 1: Write the proportion equation
1,555,786.40 : 2,332,746.12 = 608,028.08 : x - Step 2: Convert to fraction form
1,555,786.40/2,332,746.12 = 608,028.08/x - Step 3: Cross multiply
1,555,786.40x = 2,332,746.12 × 608,028.08 - Step 4: Simplify right side
1,555,786.40x = 1,418,375,144,471.05 - Step 5: Solve for x
x = 1,418,375,144,471.05/1,555,786.40 - Step 6: Final answer
x = 911,677.30
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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.