Finding the Fourth Proportional to 1,502,396.16, 2,073,313.92 and 814,067.84
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Solution
The fourth proportional to 1,502,396.16, 2,073,313.92 and 814,067.84 is: 1,123,417.53
Step by Step Solution
- Step 1: Write the proportion equation
1,502,396.16 : 2,073,313.92 = 814,067.84 : x - Step 2: Convert to fraction form
1,502,396.16/2,073,313.92 = 814,067.84/x - Step 3: Cross multiply
1,502,396.16x = 2,073,313.92 × 814,067.84 - Step 4: Simplify right side
1,502,396.16x = 1,687,818,184,957.44 - Step 5: Solve for x
x = 1,687,818,184,957.44/1,502,396.16 - Step 6: Final answer
x = 1,123,417.53
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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.