Finding the Fourth Proportional to 1,437,566.21, 1,983,688.08 and 792,986.36
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Solution
The fourth proportional to 1,437,566.21, 1,983,688.08 and 792,986.36 is: 1,094,236.61
Step by Step Solution
- Step 1: Write the proportion equation
1,437,566.21 : 1,983,688.08 = 792,986.36 : x - Step 2: Convert to fraction form
1,437,566.21/1,983,688.08 = 792,986.36/x - Step 3: Cross multiply
1,437,566.21x = 1,983,688.08 × 792,986.36 - Step 4: Simplify right side
1,437,566.21x = 1,573,037,580,016.15 - Step 5: Solve for x
x = 1,573,037,580,016.15/1,437,566.21 - Step 6: Final answer
x = 1,094,236.61
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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.