Finding the Fourth Proportional to 4,961,610.18, 7,442,930.16 and 1,367,377.74
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Solution
The fourth proportional to 4,961,610.18, 7,442,930.16 and 1,367,377.74 is: 2,051,208.51
Step by Step Solution
- Step 1: Write the proportion equation
4,961,610.18 : 7,442,930.16 = 1,367,377.74 : x - Step 2: Convert to fraction form
4,961,610.18/7,442,930.16 = 1,367,377.74/x - Step 3: Cross multiply
4,961,610.18x = 7,442,930.16 × 1,367,377.74 - Step 4: Simplify right side
4,961,610.18x = 10,177,297,021,158.64 - Step 5: Solve for x
x = 10,177,297,021,158.64/4,961,610.18 - Step 6: Final answer
x = 2,051,208.51
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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.