Finding the Fourth Proportional to 1,692,935.47, 2,539,353.99 and 494,885.94
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Solution
The fourth proportional to 1,692,935.47, 2,539,353.99 and 494,885.94 is: 742,314.52
Step by Step Solution
- Step 1: Write the proportion equation
1,692,935.47 : 2,539,353.99 = 494,885.94 : x - Step 2: Convert to fraction form
1,692,935.47/2,539,353.99 = 494,885.94/x - Step 3: Cross multiply
1,692,935.47x = 2,539,353.99 × 494,885.94 - Step 4: Simplify right side
1,692,935.47x = 1,256,690,586,333.90 - Step 5: Solve for x
x = 1,256,690,586,333.90/1,692,935.47 - Step 6: Final answer
x = 742,314.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.