Finding the Fourth Proportional to 1,676,173.14, 2,313,074.58 and 912,210.30
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Solution
The fourth proportional to 1,676,173.14, 2,313,074.58 and 912,210.30 is: 1,258,826.08
Step by Step Solution
- Step 1: Write the proportion equation
1,676,173.14 : 2,313,074.58 = 912,210.30 : x - Step 2: Convert to fraction form
1,676,173.14/2,313,074.58 = 912,210.30/x - Step 3: Cross multiply
1,676,173.14x = 2,313,074.58 × 912,210.30 - Step 4: Simplify right side
1,676,173.14x = 2,110,010,456,544.17 - Step 5: Solve for x
x = 2,110,010,456,544.17/1,676,173.14 - Step 6: Final answer
x = 1,258,826.08
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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.