Finding the Fourth Proportional to 2,653,214.44, 3,661,448.28 and 1,507,357.66
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Solution
The fourth proportional to 2,653,214.44, 3,661,448.28 and 1,507,357.66 is: 2,080,160.59
Step by Step Solution
- Step 1: Write the proportion equation
2,653,214.44 : 3,661,448.28 = 1,507,357.66 : x - Step 2: Convert to fraction form
2,653,214.44/3,661,448.28 = 1,507,357.66/x - Step 3: Cross multiply
2,653,214.44x = 3,661,448.28 × 1,507,357.66 - Step 4: Simplify right side
2,653,214.44x = 5,519,112,111,551.82 - Step 5: Solve for x
x = 5,519,112,111,551.82/2,653,214.44 - Step 6: Final answer
x = 2,080,160.59
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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.