Finding the Fourth Proportional to 1,195,560.80, 1,649,824.08 and 651,684.68
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Solution
The fourth proportional to 1,195,560.80, 1,649,824.08 and 651,684.68 is: 899,297.70
Step by Step Solution
- Step 1: Write the proportion equation
1,195,560.80 : 1,649,824.08 = 651,684.68 : x - Step 2: Convert to fraction form
1,195,560.80/1,649,824.08 = 651,684.68/x - Step 3: Cross multiply
1,195,560.80x = 1,649,824.08 × 651,684.68 - Step 4: Simplify right side
1,195,560.80x = 1,075,165,077,631.09 - Step 5: Solve for x
x = 1,075,165,077,631.09/1,195,560.80 - Step 6: Final answer
x = 899,297.70
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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.