Finding the Fourth Proportional to 2,807,235.84, 3,873,987.09 and 1,518,076.14
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Solution
The fourth proportional to 2,807,235.84, 3,873,987.09 and 1,518,076.14 is: 2,094,945.96
Step by Step Solution
- Step 1: Write the proportion equation
2,807,235.84 : 3,873,987.09 = 1,518,076.14 : x - Step 2: Convert to fraction form
2,807,235.84/3,873,987.09 = 1,518,076.14/x - Step 3: Cross multiply
2,807,235.84x = 3,873,987.09 × 1,518,076.14 - Step 4: Simplify right side
2,807,235.84x = 5,881,007,367,997.03 - Step 5: Solve for x
x = 5,881,007,367,997.03/2,807,235.84 - Step 6: Final answer
x = 2,094,945.96
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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.