Finding the Fourth Proportional to 1,908,642.99, 2,633,906.03 and 1,037,458.83
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Solution
The fourth proportional to 1,908,642.99, 2,633,906.03 and 1,037,458.83 is: 1,431,681.61
Step by Step Solution
- Step 1: Write the proportion equation
1,908,642.99 : 2,633,906.03 = 1,037,458.83 : x - Step 2: Convert to fraction form
1,908,642.99/2,633,906.03 = 1,037,458.83/x - Step 3: Cross multiply
1,908,642.99x = 2,633,906.03 × 1,037,458.83 - Step 4: Simplify right side
1,908,642.99x = 2,732,569,068,213.74 - Step 5: Solve for x
x = 2,732,569,068,213.74/1,908,642.99 - Step 6: Final answer
x = 1,431,681.61
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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.