Finding the Fourth Proportional to 2,018,628.33, 2,785,671.99 and 1,100,864.58
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Solution
The fourth proportional to 2,018,628.33, 2,785,671.99 and 1,100,864.58 is: 1,519,173.98
Step by Step Solution
- Step 1: Write the proportion equation
2,018,628.33 : 2,785,671.99 = 1,100,864.58 : x - Step 2: Convert to fraction form
2,018,628.33/2,785,671.99 = 1,100,864.58/x - Step 3: Cross multiply
2,018,628.33x = 2,785,671.99 × 1,100,864.58 - Step 4: Simplify right side
2,018,628.33x = 3,066,647,625,289.12 - Step 5: Solve for x
x = 3,066,647,625,289.12/2,018,628.33 - Step 6: Final answer
x = 1,519,173.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.