Finding the Fourth Proportional to 2,772,408.24, 4,159,130.76 and 878,641.20
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Solution
The fourth proportional to 2,772,408.24, 4,159,130.76 and 878,641.20 is: 1,318,126.09
Step by Step Solution
- Step 1: Write the proportion equation
2,772,408.24 : 4,159,130.76 = 878,641.20 : x - Step 2: Convert to fraction form
2,772,408.24/4,159,130.76 = 878,641.20/x - Step 3: Cross multiply
2,772,408.24x = 4,159,130.76 × 878,641.20 - Step 4: Simplify right side
2,772,408.24x = 3,654,383,641,923.31 - Step 5: Solve for x
x = 3,654,383,641,923.31/2,772,408.24 - Step 6: Final answer
x = 1,318,126.09
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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.