Finding the Fourth Proportional to 4,021,473.50, 6,032,157.70 and 988,865.63
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Solution
The fourth proportional to 4,021,473.50, 6,032,157.70 and 988,865.63 is: 1,483,285.52
Step by Step Solution
- Step 1: Write the proportion equation
4,021,473.50 : 6,032,157.70 = 988,865.63 : x - Step 2: Convert to fraction form
4,021,473.50/6,032,157.70 = 988,865.63/x - Step 3: Cross multiply
4,021,473.50x = 6,032,157.70 × 988,865.63 - Step 4: Simplify right side
4,021,473.50x = 5,964,993,424,269.85 - Step 5: Solve for x
x = 5,964,993,424,269.85/4,021,473.50 - Step 6: Final answer
x = 1,483,285.52
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1.5x scale
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.