Finding the Fourth Proportional to 2,225,856.32, 3,338,819.68 and 542,991.68
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Solution
The fourth proportional to 2,225,856.32, 3,338,819.68 and 542,991.68 is: 814,496.11
Step by Step Solution
- Step 1: Write the proportion equation
2,225,856.32 : 3,338,819.68 = 542,991.68 : x - Step 2: Convert to fraction form
2,225,856.32/3,338,819.68 = 542,991.68/x - Step 3: Cross multiply
2,225,856.32x = 3,338,819.68 × 542,991.68 - Step 4: Simplify right side
2,225,856.32x = 1,812,951,307,260.26 - Step 5: Solve for x
x = 1,812,951,307,260.26/2,225,856.32 - Step 6: Final answer
x = 814,496.11
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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.