Finding the Fourth Proportional to 1,467,543.40, 2,201,703.90 and 520,815.40
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Solution
The fourth proportional to 1,467,543.40, 2,201,703.90 and 520,815.40 is: 781,361.08
Step by Step Solution
- Step 1: Write the proportion equation
1,467,543.40 : 2,201,703.90 = 520,815.40 : x - Step 2: Convert to fraction form
1,467,543.40/2,201,703.90 = 520,815.40/x - Step 3: Cross multiply
1,467,543.40x = 2,201,703.90 × 520,815.40 - Step 4: Simplify right side
1,467,543.40x = 1,146,681,297,360.06 - Step 5: Solve for x
x = 1,146,681,297,360.06/1,467,543.40 - Step 6: Final answer
x = 781,361.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.