Finding the Fourth Proportional to 3,646,818.96, 5,470,461.74 and 1,402,956.96
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Solution
The fourth proportional to 3,646,818.96, 5,470,461.74 and 1,402,956.96 is: 2,104,525.19
Step by Step Solution
- Step 1: Write the proportion equation
3,646,818.96 : 5,470,461.74 = 1,402,956.96 : x - Step 2: Convert to fraction form
3,646,818.96/5,470,461.74 = 1,402,956.96/x - Step 3: Cross multiply
3,646,818.96x = 5,470,461.74 × 1,402,956.96 - Step 4: Simplify right side
3,646,818.96x = 7,674,822,372,546.71 - Step 5: Solve for x
x = 7,674,822,372,546.71/3,646,818.96 - Step 6: Final answer
x = 2,104,525.19
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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.