Finding the Fourth Proportional to 5,054,228.64, 7,581,342.92 and 1,216,051.13
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Solution
The fourth proportional to 5,054,228.64, 7,581,342.92 and 1,216,051.13 is: 1,824,076.68
Step by Step Solution
- Step 1: Write the proportion equation
5,054,228.64 : 7,581,342.92 = 1,216,051.13 : x - Step 2: Convert to fraction form
5,054,228.64/7,581,342.92 = 1,216,051.13/x - Step 3: Cross multiply
5,054,228.64x = 7,581,342.92 × 1,216,051.13 - Step 4: Simplify right side
5,054,228.64x = 9,219,300,580,796.53 - Step 5: Solve for x
x = 9,219,300,580,796.53/5,054,228.64 - Step 6: Final answer
x = 1,824,076.68
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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.