Finding the Fourth Proportional to 1,719,502.28, 2,370,412.24 and 1,201,648.42
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Solution
The fourth proportional to 1,719,502.28, 2,370,412.24 and 1,201,648.42 is: 1,656,527.10
Step by Step Solution
- Step 1: Write the proportion equation
1,719,502.28 : 2,370,412.24 = 1,201,648.42 : x - Step 2: Convert to fraction form
1,719,502.28/2,370,412.24 = 1,201,648.42/x - Step 3: Cross multiply
1,719,502.28x = 2,370,412.24 × 1,201,648.42 - Step 4: Simplify right side
1,719,502.28x = 2,848,402,122,944.66 - Step 5: Solve for x
x = 2,848,402,122,944.66/1,719,502.28 - Step 6: Final answer
x = 1,656,527.10
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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.