Finding the Fourth Proportional to 4,438,603.72, 6,125,271.06 and 2,505,269.80
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Solution
The fourth proportional to 4,438,603.72, 6,125,271.06 and 2,505,269.80 is: 3,457,271.15
Step by Step Solution
- Step 1: Write the proportion equation
4,438,603.72 : 6,125,271.06 = 2,505,269.80 : x - Step 2: Convert to fraction form
4,438,603.72/6,125,271.06 = 2,505,269.80/x - Step 3: Cross multiply
4,438,603.72x = 6,125,271.06 × 2,505,269.80 - Step 4: Simplify right side
4,438,603.72x = 15,345,456,603,431.99 - Step 5: Solve for x
x = 15,345,456,603,431.99/4,438,603.72 - Step 6: Final answer
x = 3,457,271.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.