Finding the Fourth Proportional to 2,873,036.80, 3,964,817.84 and 1,583,923.32
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Solution
The fourth proportional to 2,873,036.80, 3,964,817.84 and 1,583,923.32 is: 2,185,829.09
Step by Step Solution
- Step 1: Write the proportion equation
2,873,036.80 : 3,964,817.84 = 1,583,923.32 : x - Step 2: Convert to fraction form
2,873,036.80/3,964,817.84 = 1,583,923.32/x - Step 3: Cross multiply
2,873,036.80x = 3,964,817.84 × 1,583,923.32 - Step 4: Simplify right side
2,873,036.80x = 6,279,967,428,408.41 - Step 5: Solve for x
x = 6,279,967,428,408.41/2,873,036.80 - Step 6: Final answer
x = 2,185,829.09
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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.