Finding the Fourth Proportional to 5,418,671.91, 8,132,880.83 and 2,896,483.11
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Solution
The fourth proportional to 5,418,671.91, 8,132,880.83 and 2,896,483.11 is: 4,347,329.44
Step by Step Solution
- Step 1: Write the proportion equation
5,418,671.91 : 8,132,880.83 = 2,896,483.11 : x - Step 2: Convert to fraction form
5,418,671.91/8,132,880.83 = 2,896,483.11/x - Step 3: Cross multiply
5,418,671.91x = 8,132,880.83 × 2,896,483.11 - Step 4: Simplify right side
5,418,671.91x = 23,556,751,945,255.36 - Step 5: Solve for x
x = 23,556,751,945,255.36/5,418,671.91 - Step 6: Final answer
x = 4,347,329.44
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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.