Finding the Fourth Proportional to 3,343,686.09, 5,013,948.25 and 1,295,306.08
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Solution
The fourth proportional to 3,343,686.09, 5,013,948.25 and 1,295,306.08 is: 1,942,346.70
Step by Step Solution
- Step 1: Write the proportion equation
3,343,686.09 : 5,013,948.25 = 1,295,306.08 : x - Step 2: Convert to fraction form
3,343,686.09/5,013,948.25 = 1,295,306.08/x - Step 3: Cross multiply
3,343,686.09x = 5,013,948.25 × 1,295,306.08 - Step 4: Simplify right side
3,343,686.09x = 6,494,597,653,030.36 - Step 5: Solve for x
x = 6,494,597,653,030.36/3,343,686.09 - Step 6: Final answer
x = 1,942,346.70
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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.