Finding the Fourth Proportional to 1,735,789.70, 2,394,871.62 and 1,122,971.75
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Solution
The fourth proportional to 1,735,789.70, 2,394,871.62 and 1,122,971.75 is: 1,549,365.78
Step by Step Solution
- Step 1: Write the proportion equation
1,735,789.70 : 2,394,871.62 = 1,122,971.75 : x - Step 2: Convert to fraction form
1,735,789.70/2,394,871.62 = 1,122,971.75/x - Step 3: Cross multiply
1,735,789.70x = 2,394,871.62 × 1,122,971.75 - Step 4: Simplify right side
1,735,789.70x = 2,689,373,166,932.00 - Step 5: Solve for x
x = 2,689,373,166,932.00/1,735,789.70 - Step 6: Final answer
x = 1,549,365.78
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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.