Finding the Fourth Proportional to 3,975,903.08, 5,963,853.68 and 1,136,015.28
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Solution
The fourth proportional to 3,975,903.08, 5,963,853.68 and 1,136,015.28 is: 1,704,022.65
Step by Step Solution
- Step 1: Write the proportion equation
3,975,903.08 : 5,963,853.68 = 1,136,015.28 : x - Step 2: Convert to fraction form
3,975,903.08/5,963,853.68 = 1,136,015.28/x - Step 3: Cross multiply
3,975,903.08x = 5,963,853.68 × 1,136,015.28 - Step 4: Simplify right side
3,975,903.08x = 6,775,028,908,164.23 - Step 5: Solve for x
x = 6,775,028,908,164.23/3,975,903.08 - Step 6: Final answer
x = 1,704,022.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.