Finding the Fourth Proportional to 5,139,753.74, 7,704,205.34 and 1,724,802.46
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Solution
The fourth proportional to 5,139,753.74, 7,704,205.34 and 1,724,802.46 is: 2,585,383.07
Step by Step Solution
- Step 1: Write the proportion equation
5,139,753.74 : 7,704,205.34 = 1,724,802.46 : x - Step 2: Convert to fraction form
5,139,753.74/7,704,205.34 = 1,724,802.46/x - Step 3: Cross multiply
5,139,753.74x = 7,704,205.34 × 1,724,802.46 - Step 4: Simplify right side
5,139,753.74x = 13,288,232,322,777.14 - Step 5: Solve for x
x = 13,288,232,322,777.14/5,139,753.74 - Step 6: Final answer
x = 2,585,383.07
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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.