Finding the Fourth Proportional to 4,110,691.80, 6,166,037.70 and 1,984,927.80
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Solution
The fourth proportional to 4,110,691.80, 6,166,037.70 and 1,984,927.80 is: 2,977,391.70
Step by Step Solution
- Step 1: Write the proportion equation
4,110,691.80 : 6,166,037.70 = 1,984,927.80 : x - Step 2: Convert to fraction form
4,110,691.80/6,166,037.70 = 1,984,927.80/x - Step 3: Cross multiply
4,110,691.80x = 6,166,037.70 × 1,984,927.80 - Step 4: Simplify right side
4,110,691.80x = 12,239,139,646,578.06 - Step 5: Solve for x
x = 12,239,139,646,578.06/4,110,691.80 - Step 6: Final answer
x = 2,977,391.70
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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.