Finding the Fourth Proportional to 4,798,368.72, 7,197,553.08 and 1,603,494.90
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Solution
The fourth proportional to 4,798,368.72, 7,197,553.08 and 1,603,494.90 is: 2,405,242.35
Step by Step Solution
- Step 1: Write the proportion equation
4,798,368.72 : 7,197,553.08 = 1,603,494.90 : x - Step 2: Convert to fraction form
4,798,368.72/7,197,553.08 = 1,603,494.90/x - Step 3: Cross multiply
4,798,368.72x = 7,197,553.08 × 1,603,494.90 - Step 4: Simplify right side
4,798,368.72x = 11,541,239,640,526.00 - Step 5: Solve for x
x = 11,541,239,640,526.00/4,798,368.72 - Step 6: Final answer
x = 2,405,242.35
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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.