Finding the Fourth Proportional to 1,668,704.81, 2,302,798.71 and 943,694.87
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Solution
The fourth proportional to 1,668,704.81, 2,302,798.71 and 943,694.87 is: 1,302,291.04
Step by Step Solution
- Step 1: Write the proportion equation
1,668,704.81 : 2,302,798.71 = 943,694.87 : x - Step 2: Convert to fraction form
1,668,704.81/2,302,798.71 = 943,694.87/x - Step 3: Cross multiply
1,668,704.81x = 2,302,798.71 × 943,694.87 - Step 4: Simplify right side
1,668,704.81x = 2,173,139,329,269.62 - Step 5: Solve for x
x = 2,173,139,329,269.62/1,668,704.81 - Step 6: Final answer
x = 1,302,291.04
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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.