Finding the Fourth Proportional to 1,612,889.66, 2,225,787.62 and 877,849.22
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Solution
The fourth proportional to 1,612,889.66, 2,225,787.62 and 877,849.22 is: 1,211,431.86
Step by Step Solution
- Step 1: Write the proportion equation
1,612,889.66 : 2,225,787.62 = 877,849.22 : x - Step 2: Convert to fraction form
1,612,889.66/2,225,787.62 = 877,849.22/x - Step 3: Cross multiply
1,612,889.66x = 2,225,787.62 × 877,849.22 - Step 4: Simplify right side
1,612,889.66x = 1,953,905,910,584.47 - Step 5: Solve for x
x = 1,953,905,910,584.47/1,612,889.66 - Step 6: Final answer
x = 1,211,431.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.