Finding the Fourth Proportional to 1,745,867.36, 2,407,932.08 and 1,134,217.20
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Solution
The fourth proportional to 1,745,867.36, 2,407,932.08 and 1,134,217.20 is: 1,564,333.03
Step by Step Solution
- Step 1: Write the proportion equation
1,745,867.36 : 2,407,932.08 = 1,134,217.20 : x - Step 2: Convert to fraction form
1,745,867.36/2,407,932.08 = 1,134,217.20/x - Step 3: Cross multiply
1,745,867.36x = 2,407,932.08 × 1,134,217.20 - Step 4: Simplify right side
1,745,867.36x = 2,731,117,981,567.78 - Step 5: Solve for x
x = 2,731,117,981,567.78/1,745,867.36 - Step 6: Final answer
x = 1,564,333.03
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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.