Finding the Fourth Proportional to 2,106,919.74, 2,888,044.58 and 2,078,569.02
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Solution
The fourth proportional to 2,106,919.74, 2,888,044.58 and 2,078,569.02 is: 2,849,183.04
Step by Step Solution
- Step 1: Write the proportion equation
2,106,919.74 : 2,888,044.58 = 2,078,569.02 : x - Step 2: Convert to fraction form
2,106,919.74/2,888,044.58 = 2,078,569.02/x - Step 3: Cross multiply
2,106,919.74x = 2,888,044.58 × 2,078,569.02 - Step 4: Simplify right side
2,106,919.74x = 6,002,999,981,974.07 - Step 5: Solve for x
x = 6,002,999,981,974.07/2,106,919.74 - Step 6: Final answer
x = 2,849,183.04
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.