Finding the Fourth Proportional to 4,661,456.74, 6,432,930.57 and 2,624,339.14
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Solution
The fourth proportional to 4,661,456.74, 6,432,930.57 and 2,624,339.14 is: 3,621,655.72
Step by Step Solution
- Step 1: Write the proportion equation
4,661,456.74 : 6,432,930.57 = 2,624,339.14 : x - Step 2: Convert to fraction form
4,661,456.74/6,432,930.57 = 2,624,339.14/x - Step 3: Cross multiply
4,661,456.74x = 6,432,930.57 × 2,624,339.14 - Step 4: Simplify right side
4,661,456.74x = 16,882,191,479,753.51 - Step 5: Solve for x
x = 16,882,191,479,753.51/4,661,456.74 - Step 6: Final answer
x = 3,621,655.72
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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.