Finding the Fourth Proportional to 5,139,898.56, 7,708,504.32 and 1,544,703.84
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Solution
The fourth proportional to 5,139,898.56, 7,708,504.32 and 1,544,703.84 is: 2,316,651.99
Step by Step Solution
- Step 1: Write the proportion equation
5,139,898.56 : 7,708,504.32 = 1,544,703.84 : x - Step 2: Convert to fraction form
5,139,898.56/7,708,504.32 = 1,544,703.84/x - Step 3: Cross multiply
5,139,898.56x = 7,708,504.32 × 1,544,703.84 - Step 4: Simplify right side
5,139,898.56x = 11,907,356,223,760.59 - Step 5: Solve for x
x = 11,907,356,223,760.59/5,139,898.56 - Step 6: Final answer
x = 2,316,651.99
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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.