Finding the Fourth Proportional to 1,260,847.98, 1,739,935.62 and 687,888
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Solution
The fourth proportional to 1,260,847.98, 1,739,935.62 and 687,888 is: 949,266.57
Step by Step Solution
- Step 1: Write the proportion equation
1,260,847.98 : 1,739,935.62 = 687,888 : x - Step 2: Convert to fraction form
1,260,847.98/1,739,935.62 = 687,888/x - Step 3: Cross multiply
1,260,847.98x = 1,739,935.62 × 687,888 - Step 4: Simplify right side
1,260,847.98x = 1,196,880,833,770.56 - Step 5: Solve for x
x = 1,196,880,833,770.56/1,260,847.98 - Step 6: Final answer
x = 949,266.57
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.