Finding the Fourth Proportional to 5,126,947.28, 7,690,857.24 and 1,340,424.08
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Solution
The fourth proportional to 5,126,947.28, 7,690,857.24 and 1,340,424.08 is: 2,010,750.19
Step by Step Solution
- Step 1: Write the proportion equation
5,126,947.28 : 7,690,857.24 = 1,340,424.08 : x - Step 2: Convert to fraction form
5,126,947.28/7,690,857.24 = 1,340,424.08/x - Step 3: Cross multiply
5,126,947.28x = 7,690,857.24 × 1,340,424.08 - Step 4: Simplify right side
5,126,947.28x = 10,309,010,240,338.34 - Step 5: Solve for x
x = 10,309,010,240,338.34/5,126,947.28 - Step 6: Final answer
x = 2,010,750.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.