Finding the Fourth Proportional to 5,720,979.93, 7,895,015.81 and 3,366,698.02
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Solution
The fourth proportional to 5,720,979.93, 7,895,015.81 and 3,366,698.02 is: 4,646,080.64
Step by Step Solution
- Step 1: Write the proportion equation
5,720,979.93 : 7,895,015.81 = 3,366,698.02 : x - Step 2: Convert to fraction form
5,720,979.93/7,895,015.81 = 3,366,698.02/x - Step 3: Cross multiply
5,720,979.93x = 7,895,015.81 × 3,366,698.02 - Step 4: Simplify right side
5,720,979.93x = 26,580,134,095,395.70 - Step 5: Solve for x
x = 26,580,134,095,395.70/5,720,979.93 - Step 6: Final answer
x = 4,646,080.64
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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.