Finding the Fourth Proportional to 1,060,221.36, 1,590,324.60 and 429,126.06
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Solution
The fourth proportional to 1,060,221.36, 1,590,324.60 and 429,126.06 is: 643,686.08
Step by Step Solution
- Step 1: Write the proportion equation
1,060,221.36 : 1,590,324.60 = 429,126.06 : x - Step 2: Convert to fraction form
1,060,221.36/1,590,324.60 = 429,126.06/x - Step 3: Cross multiply
1,060,221.36x = 1,590,324.60 × 429,126.06 - Step 4: Simplify right side
1,060,221.36x = 682,449,729,719.08 - Step 5: Solve for x
x = 682,449,729,719.08/1,060,221.36 - Step 6: Final answer
x = 643,686.08
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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.