Finding the Fourth Proportional to 2,227,315.47, 3,340,862.36 and 1,218,408.02
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Solution
The fourth proportional to 2,227,315.47, 3,340,862.36 and 1,218,408.02 is: 1,827,551.39
Step by Step Solution
- Step 1: Write the proportion equation
2,227,315.47 : 3,340,862.36 = 1,218,408.02 : x - Step 2: Convert to fraction form
2,227,315.47/3,340,862.36 = 1,218,408.02/x - Step 3: Cross multiply
2,227,315.47x = 3,340,862.36 × 1,218,408.02 - Step 4: Simplify right side
2,227,315.47x = 4,070,533,493,140.13 - Step 5: Solve for x
x = 4,070,533,493,140.13/2,227,315.47 - Step 6: Final answer
x = 1,827,551.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.