Finding the Fourth Proportional to 4,520,618.36, 6,238,499.88 and 2,455,673.95
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Solution
The fourth proportional to 4,520,618.36, 6,238,499.88 and 2,455,673.95 is: 3,388,855.33
Step by Step Solution
- Step 1: Write the proportion equation
4,520,618.36 : 6,238,499.88 = 2,455,673.95 : x - Step 2: Convert to fraction form
4,520,618.36/6,238,499.88 = 2,455,673.95/x - Step 3: Cross multiply
4,520,618.36x = 6,238,499.88 × 2,455,673.95 - Step 4: Simplify right side
4,520,618.36x = 15,319,721,642,394.13 - Step 5: Solve for x
x = 15,319,721,642,394.13/4,520,618.36 - Step 6: Final answer
x = 3,388,855.33
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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.