Finding the Fourth Proportional to 1,214,615.24, 1,676,149.98 and 670,737.50
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Solution
The fourth proportional to 1,214,615.24, 1,676,149.98 and 670,737.50 is: 925,607.23
Step by Step Solution
- Step 1: Write the proportion equation
1,214,615.24 : 1,676,149.98 = 670,737.50 : x - Step 2: Convert to fraction form
1,214,615.24/1,676,149.98 = 670,737.50/x - Step 3: Cross multiply
1,214,615.24x = 1,676,149.98 × 670,737.50 - Step 4: Simplify right side
1,214,615.24x = 1,124,256,647,210.25 - Step 5: Solve for x
x = 1,124,256,647,210.25/1,214,615.24 - Step 6: Final answer
x = 925,607.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.