Finding the Fourth Proportional to 1,044,880.44, 1,442,092.62 and 637,218.77
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Solution
The fourth proportional to 1,044,880.44, 1,442,092.62 and 637,218.77 is: 879,458.02
Step by Step Solution
- Step 1: Write the proportion equation
1,044,880.44 : 1,442,092.62 = 637,218.77 : x - Step 2: Convert to fraction form
1,044,880.44/1,442,092.62 = 637,218.77/x - Step 3: Cross multiply
1,044,880.44x = 1,442,092.62 × 637,218.77 - Step 4: Simplify right side
1,044,880.44x = 918,928,478,332.01 - Step 5: Solve for x
x = 918,928,478,332.01/1,044,880.44 - Step 6: Final answer
x = 879,458.02
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1.5x scale
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.