Finding the Fourth Proportional to 1,407,167.87, 1,941,893.34 and 762,588.06
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Solution
The fourth proportional to 1,407,167.87, 1,941,893.34 and 762,588.06 is: 1,052,372.44
Step by Step Solution
- Step 1: Write the proportion equation
1,407,167.87 : 1,941,893.34 = 762,588.06 : x - Step 2: Convert to fraction form
1,407,167.87/1,941,893.34 = 762,588.06/x - Step 3: Cross multiply
1,407,167.87x = 1,941,893.34 × 762,588.06 - Step 4: Simplify right side
1,407,167.87x = 1,480,864,681,655.19 - Step 5: Solve for x
x = 1,480,864,681,655.19/1,407,167.87 - Step 6: Final answer
x = 1,052,372.44
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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.