Finding the Fourth Proportional to 1,347,750.76, 1,859,224.80 and 803,503.48
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Solution
The fourth proportional to 1,347,750.76, 1,859,224.80 and 803,503.48 is: 1,108,434.62
Step by Step Solution
- Step 1: Write the proportion equation
1,347,750.76 : 1,859,224.80 = 803,503.48 : x - Step 2: Convert to fraction form
1,347,750.76/1,859,224.80 = 803,503.48/x - Step 3: Cross multiply
1,347,750.76x = 1,859,224.80 × 803,503.48 - Step 4: Simplify right side
1,347,750.76x = 1,493,893,596,902.30 - Step 5: Solve for x
x = 1,493,893,596,902.30/1,347,750.76 - Step 6: Final answer
x = 1,108,434.62
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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.