Finding the Fourth Proportional to 1,416,254.56, 1,954,406.64 and 771,680.08
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Solution
The fourth proportional to 1,416,254.56, 1,954,406.64 and 771,680.08 is: 1,064,905.08
Step by Step Solution
- Step 1: Write the proportion equation
1,416,254.56 : 1,954,406.64 = 771,680.08 : x - Step 2: Convert to fraction form
1,416,254.56/1,954,406.64 = 771,680.08/x - Step 3: Cross multiply
1,416,254.56x = 1,954,406.64 × 771,680.08 - Step 4: Simplify right side
1,416,254.56x = 1,508,176,672,307.73 - Step 5: Solve for x
x = 1,508,176,672,307.73/1,416,254.56 - Step 6: Final answer
x = 1,064,905.08
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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.