Finding the Fourth Proportional to 1,358,422.57, 1,874,668.11 and 746,597.02
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Solution
The fourth proportional to 1,358,422.57, 1,874,668.11 and 746,597.02 is: 1,030,328.60
Step by Step Solution
- Step 1: Write the proportion equation
1,358,422.57 : 1,874,668.11 = 746,597.02 : x - Step 2: Convert to fraction form
1,358,422.57/1,874,668.11 = 746,597.02/x - Step 3: Cross multiply
1,358,422.57x = 1,874,668.11 × 746,597.02 - Step 4: Simplify right side
1,358,422.57x = 1,399,621,624,415.03 - Step 5: Solve for x
x = 1,399,621,624,415.03/1,358,422.57 - Step 6: Final answer
x = 1,030,328.60
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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.