Finding the Fourth Proportional to 1,768,454.48, 2,440,466.74 and 963,638.48
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Solution
The fourth proportional to 1,768,454.48, 2,440,466.74 and 963,638.48 is: 1,329,820.86
Step by Step Solution
- Step 1: Write the proportion equation
1,768,454.48 : 2,440,466.74 = 963,638.48 : x - Step 2: Convert to fraction form
1,768,454.48/2,440,466.74 = 963,638.48/x - Step 3: Cross multiply
1,768,454.48x = 2,440,466.74 × 963,638.48 - Step 4: Simplify right side
1,768,454.48x = 2,351,727,659,824.16 - Step 5: Solve for x
x = 2,351,727,659,824.16/1,768,454.48 - Step 6: Final answer
x = 1,329,820.86
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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.