Finding the Fourth Proportional to 4,288,727.81, 6,417,012.39 and 2,553,249.77
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Solution
The fourth proportional to 4,288,727.81, 6,417,012.39 and 2,553,249.77 is: 3,820,301.99
Step by Step Solution
- Step 1: Write the proportion equation
4,288,727.81 : 6,417,012.39 = 2,553,249.77 : x - Step 2: Convert to fraction form
4,288,727.81/6,417,012.39 = 2,553,249.77/x - Step 3: Cross multiply
4,288,727.81x = 6,417,012.39 × 2,553,249.77 - Step 4: Simplify right side
4,288,727.81x = 16,384,235,376,769.59 - Step 5: Solve for x
x = 16,384,235,376,769.59/4,288,727.81 - Step 6: Final answer
x = 3,820,301.99
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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.