Finding the Fourth Proportional to 2,018,122.44, 2,785,030.68 and 1,100,344.02
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Solution
The fourth proportional to 2,018,122.44, 2,785,030.68 and 1,100,344.02 is: 1,518,486.59
Step by Step Solution
- Step 1: Write the proportion equation
2,018,122.44 : 2,785,030.68 = 1,100,344.02 : x - Step 2: Convert to fraction form
2,018,122.44/2,785,030.68 = 1,100,344.02/x - Step 3: Cross multiply
2,018,122.44x = 2,785,030.68 × 1,100,344.02 - Step 4: Simplify right side
2,018,122.44x = 3,064,491,854,254.53 - Step 5: Solve for x
x = 3,064,491,854,254.53/2,018,122.44 - Step 6: Final answer
x = 1,518,486.59
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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.