Finding the Fourth Proportional to 4,505,208.48, 6,215,666.40 and 2,570,106.96
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Solution
The fourth proportional to 4,505,208.48, 6,215,666.40 and 2,570,106.96 is: 3,545,879.74
Step by Step Solution
- Step 1: Write the proportion equation
4,505,208.48 : 6,215,666.40 = 2,570,106.96 : x - Step 2: Convert to fraction form
4,505,208.48/6,215,666.40 = 2,570,106.96/x - Step 3: Cross multiply
4,505,208.48x = 6,215,666.40 × 2,570,106.96 - Step 4: Simplify right side
4,505,208.48x = 15,974,927,475,678.14 - Step 5: Solve for x
x = 15,974,927,475,678.14/4,505,208.48 - Step 6: Final answer
x = 3,545,879.74
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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.