Finding the Fourth Proportional to 1,070,136.44, 1,476,749.09 and 586,690.98
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Solution
The fourth proportional to 1,070,136.44, 1,476,749.09 and 586,690.98 is: 809,612.06
Step by Step Solution
- Step 1: Write the proportion equation
1,070,136.44 : 1,476,749.09 = 586,690.98 : x - Step 2: Convert to fraction form
1,070,136.44/1,476,749.09 = 586,690.98/x - Step 3: Cross multiply
1,070,136.44x = 1,476,749.09 × 586,690.98 - Step 4: Simplify right side
1,070,136.44x = 866,395,370,826.21 - Step 5: Solve for x
x = 866,395,370,826.21/1,070,136.44 - Step 6: Final answer
x = 809,612.06
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1.5x scale
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.