Finding the Fourth Proportional to 1,207,320.36, 1,665,408.36 and 753,824.04
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Solution
The fourth proportional to 1,207,320.36, 1,665,408.36 and 753,824.04 is: 1,039,844.02
Step by Step Solution
- Step 1: Write the proportion equation
1,207,320.36 : 1,665,408.36 = 753,824.04 : x - Step 2: Convert to fraction form
1,207,320.36/1,665,408.36 = 753,824.04/x - Step 3: Cross multiply
1,207,320.36x = 1,665,408.36 × 753,824.04 - Step 4: Simplify right side
1,207,320.36x = 1,255,424,865,638.26 - Step 5: Solve for x
x = 1,255,424,865,638.26/1,207,320.36 - Step 6: Final answer
x = 1,039,844.02
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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.