Finding the Fourth Proportional to 1,337,130.36, 1,845,230.76 and 725,280.66
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Solution
The fourth proportional to 1,337,130.36, 1,845,230.76 and 725,280.66 is: 1,000,882.35
Step by Step Solution
- Step 1: Write the proportion equation
1,337,130.36 : 1,845,230.76 = 725,280.66 : x - Step 2: Convert to fraction form
1,337,130.36/1,845,230.76 = 725,280.66/x - Step 3: Cross multiply
1,337,130.36x = 1,845,230.76 × 725,280.66 - Step 4: Simplify right side
1,337,130.36x = 1,338,310,183,465.10 - Step 5: Solve for x
x = 1,338,310,183,465.10/1,337,130.36 - Step 6: Final answer
x = 1,000,882.35
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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.