Finding the Fourth Proportional to 1,772,910.31, 2,660,347.19 and 1,099,353.19
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Solution
The fourth proportional to 1,772,910.31, 2,660,347.19 and 1,099,353.19 is: 1,649,638.54
Step by Step Solution
- Step 1: Write the proportion equation
1,772,910.31 : 2,660,347.19 = 1,099,353.19 : x - Step 2: Convert to fraction form
1,772,910.31/2,660,347.19 = 1,099,353.19/x - Step 3: Cross multiply
1,772,910.31x = 2,660,347.19 × 1,099,353.19 - Step 4: Simplify right side
1,772,910.31x = 2,924,661,169,834.04 - Step 5: Solve for x
x = 2,924,661,169,834.04/1,772,910.31 - Step 6: Final answer
x = 1,649,638.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.