Finding the Fourth Proportional to 1,536,418.67, 2,307,615.68 and 1,252,317.65
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Solution
The fourth proportional to 1,536,418.67, 2,307,615.68 and 1,252,317.65 is: 1,880,911.70
Step by Step Solution
- Step 1: Write the proportion equation
1,536,418.67 : 2,307,615.68 = 1,252,317.65 : x - Step 2: Convert to fraction form
1,536,418.67/2,307,615.68 = 1,252,317.65/x - Step 3: Cross multiply
1,536,418.67x = 2,307,615.68 × 1,252,317.65 - Step 4: Simplify right side
1,536,418.67x = 2,889,867,837,073.47 - Step 5: Solve for x
x = 2,889,867,837,073.47/1,536,418.67 - Step 6: Final answer
x = 1,880,911.70
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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.