Finding the Fourth Proportional to 1,337,124.96, 1,845,221.61 and 725,276.19
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Solution
The fourth proportional to 1,337,124.96, 1,845,221.61 and 725,276.19 is: 1,000,875.27
Step by Step Solution
- Step 1: Write the proportion equation
1,337,124.96 : 1,845,221.61 = 725,276.19 : x - Step 2: Convert to fraction form
1,337,124.96/1,845,221.61 = 725,276.19/x - Step 3: Cross multiply
1,337,124.96x = 1,845,221.61 × 725,276.19 - Step 4: Simplify right side
1,337,124.96x = 1,338,295,299,006.47 - Step 5: Solve for x
x = 1,338,295,299,006.47/1,337,124.96 - Step 6: Final answer
x = 1,000,875.27
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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.