Finding the Fourth Proportional to 1,792,939.80, 2,474,184.60 and 977,125.89
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Solution
The fourth proportional to 1,792,939.80, 2,474,184.60 and 977,125.89 is: 1,348,394.31
Step by Step Solution
- Step 1: Write the proportion equation
1,792,939.80 : 2,474,184.60 = 977,125.89 : x - Step 2: Convert to fraction form
1,792,939.80/2,474,184.60 = 977,125.89/x - Step 3: Cross multiply
1,792,939.80x = 2,474,184.60 × 977,125.89 - Step 4: Simplify right side
1,792,939.80x = 2,417,589,829,299.29 - Step 5: Solve for x
x = 2,417,589,829,299.29/1,792,939.80 - Step 6: Final answer
x = 1,348,394.31
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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.