Finding the Fourth Proportional to 1,668,611.02, 2,302,541.49 and 943,358.08
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Solution
The fourth proportional to 1,668,611.02, 2,302,541.49 and 943,358.08 is: 1,301,754.03
Step by Step Solution
- Step 1: Write the proportion equation
1,668,611.02 : 2,302,541.49 = 943,358.08 : x - Step 2: Convert to fraction form
1,668,611.02/2,302,541.49 = 943,358.08/x - Step 3: Cross multiply
1,668,611.02x = 2,302,541.49 × 943,358.08 - Step 4: Simplify right side
1,668,611.02x = 2,172,121,119,126.74 - Step 5: Solve for x
x = 2,172,121,119,126.74/1,668,611.02 - Step 6: Final answer
x = 1,301,754.03
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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.