Finding the Fourth Proportional to 1,850,171.09, 2,775,447 and 698,387.79
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Solution
The fourth proportional to 1,850,171.09, 2,775,447 and 698,387.79 is: 1,047,653.55
Step by Step Solution
- Step 1: Write the proportion equation
1,850,171.09 : 2,775,447 = 698,387.79 : x - Step 2: Convert to fraction form
1,850,171.09/2,775,447 = 698,387.79/x - Step 3: Cross multiply
1,850,171.09x = 2,775,447 × 698,387.79 - Step 4: Simplify right side
1,850,171.09x = 1,938,338,296,592.13 - Step 5: Solve for x
x = 1,938,338,296,592.13/1,850,171.09 - Step 6: Final answer
x = 1,047,653.55
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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.