Finding the Fourth Proportional to 6,309,211.58, 9,463,817.36 and 1,516,901.01
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Solution
The fourth proportional to 6,309,211.58, 9,463,817.36 and 1,516,901.01 is: 2,275,351.51
Step by Step Solution
- Step 1: Write the proportion equation
6,309,211.58 : 9,463,817.36 = 1,516,901.01 : x - Step 2: Convert to fraction form
6,309,211.58/9,463,817.36 = 1,516,901.01/x - Step 3: Cross multiply
6,309,211.58x = 9,463,817.36 × 1,516,901.01 - Step 4: Simplify right side
6,309,211.58x = 14,355,674,104,255.03 - Step 5: Solve for x
x = 14,355,674,104,255.03/6,309,211.58 - Step 6: Final answer
x = 2,275,351.51
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Double scale
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Similar ratio
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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.