Finding the Fourth Proportional to 5,620,409.46, 7,756,353.06 and 3,444,532.14
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Solution
The fourth proportional to 5,620,409.46, 7,756,353.06 and 3,444,532.14 is: 4,753,569.57
Step by Step Solution
- Step 1: Write the proportion equation
5,620,409.46 : 7,756,353.06 = 3,444,532.14 : x - Step 2: Convert to fraction form
5,620,409.46/7,756,353.06 = 3,444,532.14/x - Step 3: Cross multiply
5,620,409.46x = 7,756,353.06 × 3,444,532.14 - Step 4: Simplify right side
5,620,409.46x = 26,717,007,404,357.35 - Step 5: Solve for x
x = 26,717,007,404,357.35/5,620,409.46 - Step 6: Final answer
x = 4,753,569.57
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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.