Finding the Fourth Proportional to 1,470,204.32, 2,028,931.08 and 825,738.08
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Solution
The fourth proportional to 1,470,204.32, 2,028,931.08 and 825,738.08 is: 1,139,546.14
Step by Step Solution
- Step 1: Write the proportion equation
1,470,204.32 : 2,028,931.08 = 825,738.08 : x - Step 2: Convert to fraction form
1,470,204.32/2,028,931.08 = 825,738.08/x - Step 3: Cross multiply
1,470,204.32x = 2,028,931.08 × 825,738.08 - Step 4: Simplify right side
1,470,204.32x = 1,675,365,654,451.53 - Step 5: Solve for x
x = 1,675,365,654,451.53/1,470,204.32 - Step 6: Final answer
x = 1,139,546.14
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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.