Finding the Fourth Proportional to 4,742,695.31, 6,544,923.39 and 2,567,231.73
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Solution
The fourth proportional to 4,742,695.31, 6,544,923.39 and 2,567,231.73 is: 3,542,781.88
Step by Step Solution
- Step 1: Write the proportion equation
4,742,695.31 : 6,544,923.39 = 2,567,231.73 : x - Step 2: Convert to fraction form
4,742,695.31/6,544,923.39 = 2,567,231.73/x - Step 3: Cross multiply
4,742,695.31x = 6,544,923.39 × 2,567,231.73 - Step 4: Simplify right side
4,742,695.31x = 16,802,334,997,227.16 - Step 5: Solve for x
x = 16,802,334,997,227.16/4,742,695.31 - Step 6: Final answer
x = 3,542,781.88
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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.