Finding the Fourth Proportional to 1,296,525.94, 1,789,386.14 and 723,603.02
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Solution
The fourth proportional to 1,296,525.94, 1,789,386.14 and 723,603.02 is: 998,672.82
Step by Step Solution
- Step 1: Write the proportion equation
1,296,525.94 : 1,789,386.14 = 723,603.02 : x - Step 2: Convert to fraction form
1,296,525.94/1,789,386.14 = 723,603.02/x - Step 3: Cross multiply
1,296,525.94x = 1,789,386.14 × 723,603.02 - Step 4: Simplify right side
1,296,525.94x = 1,294,805,214,850.14 - Step 5: Solve for x
x = 1,294,805,214,850.14/1,296,525.94 - Step 6: Final answer
x = 998,672.82
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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.