Finding the Fourth Proportional to 1,668,708.80, 2,302,804.24 and 943,698.88
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Solution
The fourth proportional to 1,668,708.80, 2,302,804.24 and 943,698.88 is: 1,302,296.59
Step by Step Solution
- Step 1: Write the proportion equation
1,668,708.80 : 2,302,804.24 = 943,698.88 : x - Step 2: Convert to fraction form
1,668,708.80/2,302,804.24 = 943,698.88/x - Step 3: Cross multiply
1,668,708.80x = 2,302,804.24 × 943,698.88 - Step 4: Simplify right side
1,668,708.80x = 2,173,153,782,147.25 - Step 5: Solve for x
x = 2,173,153,782,147.25/1,668,708.80 - Step 6: Final answer
x = 1,302,296.59
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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.