Finding the Fourth Proportional to 1,674,564.93, 2,310,829.81 and 949,461.70
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Solution
The fourth proportional to 1,674,564.93, 2,310,829.81 and 949,461.70 is: 1,310,217.57
Step by Step Solution
- Step 1: Write the proportion equation
1,674,564.93 : 2,310,829.81 = 949,461.70 : x - Step 2: Convert to fraction form
1,674,564.93/2,310,829.81 = 949,461.70/x - Step 3: Cross multiply
1,674,564.93x = 2,310,829.81 × 949,461.70 - Step 4: Simplify right side
1,674,564.93x = 2,194,044,399,813.28 - Step 5: Solve for x
x = 2,194,044,399,813.28/1,674,564.93 - Step 6: Final answer
x = 1,310,217.57
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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.