Finding the Fourth Proportional to 2,235,210.12, 3,085,183.26 and 1,376,490.36
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Solution
The fourth proportional to 2,235,210.12, 3,085,183.26 and 1,376,490.36 is: 1,899,922.06
Step by Step Solution
- Step 1: Write the proportion equation
2,235,210.12 : 3,085,183.26 = 1,376,490.36 : x - Step 2: Convert to fraction form
2,235,210.12/3,085,183.26 = 1,376,490.36/x - Step 3: Cross multiply
2,235,210.12x = 3,085,183.26 × 1,376,490.36 - Step 4: Simplify right side
2,235,210.12x = 4,246,725,016,223.37 - Step 5: Solve for x
x = 4,246,725,016,223.37/2,235,210.12 - Step 6: Final answer
x = 1,899,922.06
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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.