Finding the Fourth Proportional to 5,170,146.84, 7,756,062.26 and 1,527,246.36
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Solution
The fourth proportional to 5,170,146.84, 7,756,062.26 and 1,527,246.36 is: 2,291,118.26
Step by Step Solution
- Step 1: Write the proportion equation
5,170,146.84 : 7,756,062.26 = 1,527,246.36 : x - Step 2: Convert to fraction form
5,170,146.84/7,756,062.26 = 1,527,246.36/x - Step 3: Cross multiply
5,170,146.84x = 7,756,062.26 × 1,527,246.36 - Step 4: Simplify right side
5,170,146.84x = 11,845,417,846,882.14 - Step 5: Solve for x
x = 11,845,417,846,882.14/5,170,146.84 - Step 6: Final answer
x = 2,291,118.26
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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.