Finding the Fourth Proportional to 4,449,345.57, 6,140,262.24 and 2,515,490.82
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Solution
The fourth proportional to 4,449,345.57, 6,140,262.24 and 2,515,490.82 is: 3,471,470.82
Step by Step Solution
- Step 1: Write the proportion equation
4,449,345.57 : 6,140,262.24 = 2,515,490.82 : x - Step 2: Convert to fraction form
4,449,345.57/6,140,262.24 = 2,515,490.82/x - Step 3: Cross multiply
4,449,345.57x = 6,140,262.24 × 2,515,490.82 - Step 4: Simplify right side
4,449,345.57x = 15,445,773,297,112.64 - Step 5: Solve for x
x = 15,445,773,297,112.64/4,449,345.57 - Step 6: Final answer
x = 3,471,470.82
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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.