Finding the Fourth Proportional to 1,668,201.38, 2,302,217.19 and 943,116.59
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Solution
The fourth proportional to 1,668,201.38, 2,302,217.19 and 943,116.59 is: 1,301,557.03
Step by Step Solution
- Step 1: Write the proportion equation
1,668,201.38 : 2,302,217.19 = 943,116.59 : x - Step 2: Convert to fraction form
1,668,201.38/2,302,217.19 = 943,116.59/x - Step 3: Cross multiply
1,668,201.38x = 2,302,217.19 × 943,116.59 - Step 4: Simplify right side
1,668,201.38x = 2,171,259,225,672.18 - Step 5: Solve for x
x = 2,171,259,225,672.18/1,668,201.38 - Step 6: Final answer
x = 1,301,557.03
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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.