Finding the Fourth Proportional to 1,531,724.26, 2,297,585.30 and 689,291.86
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Solution
The fourth proportional to 1,531,724.26, 2,297,585.30 and 689,291.86 is: 1,033,937.30
Step by Step Solution
- Step 1: Write the proportion equation
1,531,724.26 : 2,297,585.30 = 689,291.86 : x - Step 2: Convert to fraction form
1,531,724.26/2,297,585.30 = 689,291.86/x - Step 3: Cross multiply
1,531,724.26x = 2,297,585.30 × 689,291.86 - Step 4: Simplify right side
1,531,724.26x = 1,583,706,844,945.66 - Step 5: Solve for x
x = 1,583,706,844,945.66/1,531,724.26 - Step 6: Final answer
x = 1,033,937.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.