Finding the Fourth Proportional to 1,042,923, 1,439,233.80 and 565,995
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Solution
The fourth proportional to 1,042,923, 1,439,233.80 and 565,995 is: 781,073.13
Step by Step Solution
- Step 1: Write the proportion equation
1,042,923 : 1,439,233.80 = 565,995 : x - Step 2: Convert to fraction form
1,042,923/1,439,233.80 = 565,995/x - Step 3: Cross multiply
1,042,923x = 1,439,233.80 × 565,995 - Step 4: Simplify right side
1,042,923x = 814,599,134,631 - Step 5: Solve for x
x = 814,599,134,631/1,042,923 - Step 6: Final answer
x = 781,073.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.