Finding the Fourth Proportional to 4,155,897.81, 6,233,846.37 and 2,106,239.10
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Solution
The fourth proportional to 4,155,897.81, 6,233,846.37 and 2,106,239.10 is: 3,159,358.48
Step by Step Solution
- Step 1: Write the proportion equation
4,155,897.81 : 6,233,846.37 = 2,106,239.10 : x - Step 2: Convert to fraction form
4,155,897.81/6,233,846.37 = 2,106,239.10/x - Step 3: Cross multiply
4,155,897.81x = 6,233,846.37 × 2,106,239.10 - Step 4: Simplify right side
4,155,897.81x = 13,129,970,967,887.07 - Step 5: Solve for x
x = 13,129,970,967,887.07/4,155,897.81 - Step 6: Final answer
x = 3,159,358.48
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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.