Finding the Fourth Proportional to 4,243,318.76, 5,855,775.41 and 2,309,574.74
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Solution
The fourth proportional to 4,243,318.76, 5,855,775.41 and 2,309,574.74 is: 3,187,210.70
Step by Step Solution
- Step 1: Write the proportion equation
4,243,318.76 : 5,855,775.41 = 2,309,574.74 : x - Step 2: Convert to fraction form
4,243,318.76/5,855,775.41 = 2,309,574.74/x - Step 3: Cross multiply
4,243,318.76x = 5,855,775.41 × 2,309,574.74 - Step 4: Simplify right side
4,243,318.76x = 13,524,350,946,544.20 - Step 5: Solve for x
x = 13,524,350,946,544.20/4,243,318.76 - Step 6: Final answer
x = 3,187,210.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.