Finding the Fourth Proportional to 1,437,982.25, 1,985,134.58 and 894,293.19
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Solution
The fourth proportional to 1,437,982.25, 1,985,134.58 and 894,293.19 is: 1,234,571.80
Step by Step Solution
- Step 1: Write the proportion equation
1,437,982.25 : 1,985,134.58 = 894,293.19 : x - Step 2: Convert to fraction form
1,437,982.25/1,985,134.58 = 894,293.19/x - Step 3: Cross multiply
1,437,982.25x = 1,985,134.58 × 894,293.19 - Step 4: Simplify right side
1,437,982.25x = 1,775,292,331,656.04 - Step 5: Solve for x
x = 1,775,292,331,656.04/1,437,982.25 - Step 6: Final answer
x = 1,234,571.80
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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.