Finding the Fourth Proportional to 2,606,393.25, 3,909,764.84 and 713,151.09
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Solution
The fourth proportional to 2,606,393.25, 3,909,764.84 and 713,151.09 is: 1,069,774.51
Step by Step Solution
- Step 1: Write the proportion equation
2,606,393.25 : 3,909,764.84 = 713,151.09 : x - Step 2: Convert to fraction form
2,606,393.25/3,909,764.84 = 713,151.09/x - Step 3: Cross multiply
2,606,393.25x = 3,909,764.84 × 713,151.09 - Step 4: Simplify right side
2,606,393.25x = 2,788,253,057,289.68 - Step 5: Solve for x
x = 2,788,253,057,289.68/2,606,393.25 - Step 6: Final answer
x = 1,069,774.51
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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.