Finding the Fourth Proportional to 3,286,637.91, 4,929,496.92 and 1,127,627.46
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Solution
The fourth proportional to 3,286,637.91, 4,929,496.92 and 1,127,627.46 is: 1,691,283.39
Step by Step Solution
- Step 1: Write the proportion equation
3,286,637.91 : 4,929,496.92 = 1,127,627.46 : x - Step 2: Convert to fraction form
3,286,637.91/4,929,496.92 = 1,127,627.46/x - Step 3: Cross multiply
3,286,637.91x = 4,929,496.92 × 1,127,627.46 - Step 4: Simplify right side
3,286,637.91x = 5,558,636,090,977.42 - Step 5: Solve for x
x = 5,558,636,090,977.42/3,286,637.91 - Step 6: Final answer
x = 1,691,283.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.