Finding the Fourth Proportional to 1,971,898.68, 2,959,072.74 and 1,262,435.88
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Solution
The fourth proportional to 1,971,898.68, 2,959,072.74 and 1,262,435.88 is: 1,894,437.90
Step by Step Solution
- Step 1: Write the proportion equation
1,971,898.68 : 2,959,072.74 = 1,262,435.88 : x - Step 2: Convert to fraction form
1,971,898.68/2,959,072.74 = 1,262,435.88/x - Step 3: Cross multiply
1,971,898.68x = 2,959,072.74 × 1,262,435.88 - Step 4: Simplify right side
1,971,898.68x = 3,735,639,598,505.91 - Step 5: Solve for x
x = 3,735,639,598,505.91/1,971,898.68 - Step 6: Final answer
x = 1,894,437.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.