Finding the Fourth Proportional to 3,163,903.26, 4,366,569.99 and 1,787,305.02
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Solution
The fourth proportional to 3,163,903.26, 4,366,569.99 and 1,787,305.02 is: 2,466,697.56
Step by Step Solution
- Step 1: Write the proportion equation
3,163,903.26 : 4,366,569.99 = 1,787,305.02 : x - Step 2: Convert to fraction form
3,163,903.26/4,366,569.99 = 1,787,305.02/x - Step 3: Cross multiply
3,163,903.26x = 4,366,569.99 × 1,787,305.02 - Step 4: Simplify right side
3,163,903.26x = 7,804,392,463,308.35 - Step 5: Solve for x
x = 7,804,392,463,308.35/3,163,903.26 - Step 6: Final answer
x = 2,466,697.56
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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.