Finding the Fourth Proportional to 3,603,560.16, 4,968,396.72 and 2,312,122.08
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Solution
The fourth proportional to 3,603,560.16, 4,968,396.72 and 2,312,122.08 is: 3,187,830.71
Step by Step Solution
- Step 1: Write the proportion equation
3,603,560.16 : 4,968,396.72 = 2,312,122.08 : x - Step 2: Convert to fraction form
3,603,560.16/4,968,396.72 = 2,312,122.08/x - Step 3: Cross multiply
3,603,560.16x = 4,968,396.72 × 2,312,122.08 - Step 4: Simplify right side
3,603,560.16x = 11,487,539,758,511.58 - Step 5: Solve for x
x = 11,487,539,758,511.58/3,603,560.16 - Step 6: Final answer
x = 3,187,830.71
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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.