Finding the Fourth Proportional to 1,119,557.59, 1,679,393.79 and 320,846.05
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Solution
The fourth proportional to 1,119,557.59, 1,679,393.79 and 320,846.05 is: 481,285.53
Step by Step Solution
- Step 1: Write the proportion equation
1,119,557.59 : 1,679,393.79 = 320,846.05 : x - Step 2: Convert to fraction form
1,119,557.59/1,679,393.79 = 320,846.05/x - Step 3: Cross multiply
1,119,557.59x = 1,679,393.79 × 320,846.05 - Step 4: Simplify right side
1,119,557.59x = 538,826,863,916.03 - Step 5: Solve for x
x = 538,826,863,916.03/1,119,557.59 - Step 6: Final answer
x = 481,285.53
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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.