Finding the Fourth Proportional to 1,649,075.28, 2,473,029.48 and 784,408.56
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Solution
The fourth proportional to 1,649,075.28, 2,473,029.48 and 784,408.56 is: 1,176,335.32
Step by Step Solution
- Step 1: Write the proportion equation
1,649,075.28 : 2,473,029.48 = 784,408.56 : x - Step 2: Convert to fraction form
1,649,075.28/2,473,029.48 = 784,408.56/x - Step 3: Cross multiply
1,649,075.28x = 2,473,029.48 × 784,408.56 - Step 4: Simplify right side
1,649,075.28x = 1,939,865,493,244.35 - Step 5: Solve for x
x = 1,939,865,493,244.35/1,649,075.28 - Step 6: Final answer
x = 1,176,335.32
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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.