Finding the Fourth Proportional to 1,051,360.55, 1,577,040.65 and 252,642.09
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Solution
The fourth proportional to 1,051,360.55, 1,577,040.65 and 252,642.09 is: 378,963.09
Step by Step Solution
- Step 1: Write the proportion equation
1,051,360.55 : 1,577,040.65 = 252,642.09 : x - Step 2: Convert to fraction form
1,051,360.55/1,577,040.65 = 252,642.09/x - Step 3: Cross multiply
1,051,360.55x = 1,577,040.65 × 252,642.09 - Step 4: Simplify right side
1,051,360.55x = 398,426,844,567.75 - Step 5: Solve for x
x = 398,426,844,567.75/1,051,360.55 - Step 6: Final answer
x = 378,963.09
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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.