Finding the Fourth Proportional to 2,392,416.38, 3,301,790.68 and 1,462,669.68
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Solution
The fourth proportional to 2,392,416.38, 3,301,790.68 and 1,462,669.68 is: 2,018,640.72
Step by Step Solution
- Step 1: Write the proportion equation
2,392,416.38 : 3,301,790.68 = 1,462,669.68 : x - Step 2: Convert to fraction form
2,392,416.38/3,301,790.68 = 1,462,669.68/x - Step 3: Cross multiply
2,392,416.38x = 3,301,790.68 × 1,462,669.68 - Step 4: Simplify right side
2,392,416.38x = 4,829,429,117,342.58 - Step 5: Solve for x
x = 4,829,429,117,342.58/2,392,416.38 - Step 6: Final answer
x = 2,018,640.72
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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.