Finding the Fourth Proportional to 1,376,353.92, 2,064,551.63 and 477,824.19
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Solution
The fourth proportional to 1,376,353.92, 2,064,551.63 and 477,824.19 is: 716,743.49
Step by Step Solution
- Step 1: Write the proportion equation
1,376,353.92 : 2,064,551.63 = 477,824.19 : x - Step 2: Convert to fraction form
1,376,353.92/2,064,551.63 = 477,824.19/x - Step 3: Cross multiply
1,376,353.92x = 2,064,551.63 × 477,824.19 - Step 4: Simplify right side
1,376,353.92x = 986,492,710,317.93 - Step 5: Solve for x
x = 986,492,710,317.93/1,376,353.92 - Step 6: Final answer
x = 716,743.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.