Finding the Fourth Proportional to 1,771,132.71, 2,655,466.40 and 784,691.49
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Solution
The fourth proportional to 1,771,132.71, 2,655,466.40 and 784,691.49 is: 1,176,491.11
Step by Step Solution
- Step 1: Write the proportion equation
1,771,132.71 : 2,655,466.40 = 784,691.49 : x - Step 2: Convert to fraction form
1,771,132.71/2,655,466.40 = 784,691.49/x - Step 3: Cross multiply
1,771,132.71x = 2,655,466.40 × 784,691.49 - Step 4: Simplify right side
1,771,132.71x = 2,083,721,882,137.48 - Step 5: Solve for x
x = 2,083,721,882,137.48/1,771,132.71 - Step 6: Final answer
x = 1,176,491.11
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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.