Finding the Fourth Proportional to 1,693,082.88, 2,336,559.36 and 1,119,127.68
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Solution
The fourth proportional to 1,693,082.88, 2,336,559.36 and 1,119,127.68 is: 1,544,465.59
Step by Step Solution
- Step 1: Write the proportion equation
1,693,082.88 : 2,336,559.36 = 1,119,127.68 : x - Step 2: Convert to fraction form
1,693,082.88/2,336,559.36 = 1,119,127.68/x - Step 3: Cross multiply
1,693,082.88x = 2,336,559.36 × 1,119,127.68 - Step 4: Simplify right side
1,693,082.88x = 2,614,908,255,739.08 - Step 5: Solve for x
x = 2,614,908,255,739.08/1,693,082.88 - Step 6: Final answer
x = 1,544,465.59
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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.