Finding the Fourth Proportional to 1,407,175.39, 1,941,903.68 and 762,595.55
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Solution
The fourth proportional to 1,407,175.39, 1,941,903.68 and 762,595.55 is: 1,052,382.75
Step by Step Solution
- Step 1: Write the proportion equation
1,407,175.39 : 1,941,903.68 = 762,595.55 : x - Step 2: Convert to fraction form
1,407,175.39/1,941,903.68 = 762,595.55/x - Step 3: Cross multiply
1,407,175.39x = 1,941,903.68 × 762,595.55 - Step 4: Simplify right side
1,407,175.39x = 1,480,887,104,896.62 - Step 5: Solve for x
x = 1,480,887,104,896.62/1,407,175.39 - Step 6: Final answer
x = 1,052,382.75
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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.