Finding the Fourth Proportional to 5,513,536.74, 8,270,823.78 and 1,622,996.46
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Solution
The fourth proportional to 5,513,536.74, 8,270,823.78 and 1,622,996.46 is: 2,434,647.37
Step by Step Solution
- Step 1: Write the proportion equation
5,513,536.74 : 8,270,823.78 = 1,622,996.46 : x - Step 2: Convert to fraction form
5,513,536.74/8,270,823.78 = 1,622,996.46/x - Step 3: Cross multiply
5,513,536.74x = 8,270,823.78 × 1,622,996.46 - Step 4: Simplify right side
5,513,536.74x = 13,423,517,716,223.82 - Step 5: Solve for x
x = 13,423,517,716,223.82/5,513,536.74 - Step 6: Final answer
x = 2,434,647.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.