Finding the Fourth Proportional to 4,425,075.18, 6,637,603.52 and 1,392,706.05
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Solution
The fourth proportional to 4,425,075.18, 6,637,603.52 and 1,392,706.05 is: 2,089,056.17
Step by Step Solution
- Step 1: Write the proportion equation
4,425,075.18 : 6,637,603.52 = 1,392,706.05 : x - Step 2: Convert to fraction form
4,425,075.18/6,637,603.52 = 1,392,706.05/x - Step 3: Cross multiply
4,425,075.18x = 6,637,603.52 × 1,392,706.05 - Step 4: Simplify right side
4,425,075.18x = 9,244,230,595,732.57 - Step 5: Solve for x
x = 9,244,230,595,732.57/4,425,075.18 - Step 6: Final answer
x = 2,089,056.17
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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.