Finding the Fourth Proportional to 2,679,866.44, 3,698,239.03 and 1,456,171.99
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Solution
The fourth proportional to 2,679,866.44, 3,698,239.03 and 1,456,171.99 is: 2,009,530.03
Step by Step Solution
- Step 1: Write the proportion equation
2,679,866.44 : 3,698,239.03 = 1,456,171.99 : x - Step 2: Convert to fraction form
2,679,866.44/3,698,239.03 = 1,456,171.99/x - Step 3: Cross multiply
2,679,866.44x = 3,698,239.03 × 1,456,171.99 - Step 4: Simplify right side
2,679,866.44x = 5,385,272,074,924.74 - Step 5: Solve for x
x = 5,385,272,074,924.74/2,679,866.44 - Step 6: Final answer
x = 2,009,530.03
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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.