Finding the Fourth Proportional to 1,169,141.50, 1,748,646.24 and 688,223.44
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Solution
The fourth proportional to 1,169,141.50, 1,748,646.24 and 688,223.44 is: 1,029,353.02
Step by Step Solution
- Step 1: Write the proportion equation
1,169,141.50 : 1,748,646.24 = 688,223.44 : x - Step 2: Convert to fraction form
1,169,141.50/1,748,646.24 = 688,223.44/x - Step 3: Cross multiply
1,169,141.50x = 1,748,646.24 × 688,223.44 - Step 4: Simplify right side
1,169,141.50x = 1,203,459,330,635.87 - Step 5: Solve for x
x = 1,203,459,330,635.87/1,169,141.50 - Step 6: Final answer
x = 1,029,353.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.