Finding the Fourth Proportional to 1,438,895.08, 1,985,533.68 and 794,273.68
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Solution
The fourth proportional to 1,438,895.08, 1,985,533.68 and 794,273.68 is: 1,096,019.55
Step by Step Solution
- Step 1: Write the proportion equation
1,438,895.08 : 1,985,533.68 = 794,273.68 : x - Step 2: Convert to fraction form
1,438,895.08/1,985,533.68 = 794,273.68/x - Step 3: Cross multiply
1,438,895.08x = 1,985,533.68 × 794,273.68 - Step 4: Simplify right side
1,438,895.08x = 1,577,057,142,777.54 - Step 5: Solve for x
x = 1,577,057,142,777.54/1,438,895.08 - Step 6: Final answer
x = 1,096,019.55
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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.